Home / 63,126,132.30-87,174,225.81-59,687,068.32

Finding the Fourth Proportional to 63,126,132.30, 87,174,225.81 and 59,687,068.32

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Solution

The fourth proportional to 63,126,132.30, 87,174,225.81 and 59,687,068.32 is: 82,425,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126,132.30 : 87,174,225.81 = 59,687,068.32 : x
  2. Step 2: Convert to fraction form
    63,126,132.30/87,174,225.81 = 59,687,068.32/x
  3. Step 3: Cross multiply
    63,126,132.30x = 87,174,225.81 × 59,687,068.32
  4. Step 4: Simplify right side
    63,126,132.30x = 5,203,173,971,664,578
  5. Step 5: Solve for x
    x = 5,203,173,971,664,578/63,126,132.30
  6. Step 6: Final answer
    x = 82,425,039.87

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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.