Home / 63,126,138.30-87,174,234.09-59,687,074.32

Finding the Fourth Proportional to 63,126,138.30, 87,174,234.09 and 59,687,074.32

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Solution

The fourth proportional to 63,126,138.30, 87,174,234.09 and 59,687,074.32 is: 82,425,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126,138.30 : 87,174,234.09 = 59,687,074.32 : x
  2. Step 2: Convert to fraction form
    63,126,138.30/87,174,234.09 = 59,687,074.32/x
  3. Step 3: Cross multiply
    63,126,138.30x = 87,174,234.09 × 59,687,074.32
  4. Step 4: Simplify right side
    63,126,138.30x = 5,203,174,988,918,908
  5. Step 5: Solve for x
    x = 5,203,174,988,918,908/63,126,138.30
  6. Step 6: Final answer
    x = 82,425,048.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.