Home / 84,118,213.10-126,189,129.45-26,604,487.10

Finding the Fourth Proportional to 84,118,213.10, 126,189,129.45 and 26,604,487.10

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Solution

The fourth proportional to 84,118,213.10, 126,189,129.45 and 26,604,487.10 is: 39,910,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,213.10 : 126,189,129.45 = 26,604,487.10 : x
  2. Step 2: Convert to fraction form
    84,118,213.10/126,189,129.45 = 26,604,487.10/x
  3. Step 3: Cross multiply
    84,118,213.10x = 126,189,129.45 × 26,604,487.10
  4. Step 4: Simplify right side
    84,118,213.10x = 3,357,197,066,612,755.50
  5. Step 5: Solve for x
    x = 3,357,197,066,612,755.50/84,118,213.10
  6. Step 6: Final answer
    x = 39,910,465.79

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Double scale
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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.