Home / 14,001,086.70-21,001,630.05-11,609,602.20

Finding the Fourth Proportional to 14,001,086.70, 21,001,630.05 and 11,609,602.20

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Solution

The fourth proportional to 14,001,086.70, 21,001,630.05 and 11,609,602.20 is: 17,414,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,086.70 : 21,001,630.05 = 11,609,602.20 : x
  2. Step 2: Convert to fraction form
    14,001,086.70/21,001,630.05 = 11,609,602.20/x
  3. Step 3: Cross multiply
    14,001,086.70x = 21,001,630.05 × 11,609,602.20
  4. Step 4: Simplify right side
    14,001,086.70x = 243,820,570,432,066.09
  5. Step 5: Solve for x
    x = 243,820,570,432,066.09/14,001,086.70
  6. Step 6: Final answer
    x = 17,414,403.30

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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.