Home / 8,503,302.30-12,754,953.45-5,314,656.30

Finding the Fourth Proportional to 8,503,302.30, 12,754,953.45 and 5,314,656.30

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Solution

The fourth proportional to 8,503,302.30, 12,754,953.45 and 5,314,656.30 is: 7,971,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,302.30 : 12,754,953.45 = 5,314,656.30 : x
  2. Step 2: Convert to fraction form
    8,503,302.30/12,754,953.45 = 5,314,656.30/x
  3. Step 3: Cross multiply
    8,503,302.30x = 12,754,953.45 × 5,314,656.30
  4. Step 4: Simplify right side
    8,503,302.30x = 67,788,193,709,249.23
  5. Step 5: Solve for x
    x = 67,788,193,709,249.23/8,503,302.30
  6. Step 6: Final answer
    x = 7,971,984.45

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Double scale
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Similar ratio
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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.