Home / 17,609,538.60-26,414,307.90-12,791,140.20

Finding the Fourth Proportional to 17,609,538.60, 26,414,307.90 and 12,791,140.20

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Solution

The fourth proportional to 17,609,538.60, 26,414,307.90 and 12,791,140.20 is: 19,186,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609,538.60 : 26,414,307.90 = 12,791,140.20 : x
  2. Step 2: Convert to fraction form
    17,609,538.60/26,414,307.90 = 12,791,140.20/x
  3. Step 3: Cross multiply
    17,609,538.60x = 26,414,307.90 × 12,791,140.20
  4. Step 4: Simplify right side
    17,609,538.60x = 337,869,115,634,867.56
  5. Step 5: Solve for x
    x = 337,869,115,634,867.56/17,609,538.60
  6. Step 6: Final answer
    x = 19,186,710.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.