Home / 42,028,748.86-63,132,731.70-39,571,498.57

Finding the Fourth Proportional to 42,028,748.86, 63,132,731.70 and 39,571,498.57

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Solution

The fourth proportional to 42,028,748.86, 63,132,731.70 and 39,571,498.57 is: 59,441,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028,748.86 : 63,132,731.70 = 39,571,498.57 : x
  2. Step 2: Convert to fraction form
    42,028,748.86/63,132,731.70 = 39,571,498.57/x
  3. Step 3: Cross multiply
    42,028,748.86x = 63,132,731.70 × 39,571,498.57
  4. Step 4: Simplify right side
    42,028,748.86x = 2,498,256,802,186,744
  5. Step 5: Solve for x
    x = 2,498,256,802,186,744/42,028,748.86
  6. Step 6: Final answer
    x = 59,441,617.23

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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.