Home / 42,878,248.86-59,172,358.29-23,299,137.15

Finding the Fourth Proportional to 42,878,248.86, 59,172,358.29 and 23,299,137.15

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Solution

The fourth proportional to 42,878,248.86, 59,172,358.29 and 23,299,137.15 is: 32,153,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,878,248.86 : 59,172,358.29 = 23,299,137.15 : x
  2. Step 2: Convert to fraction form
    42,878,248.86/59,172,358.29 = 23,299,137.15/x
  3. Step 3: Cross multiply
    42,878,248.86x = 59,172,358.29 × 23,299,137.15
  4. Step 4: Simplify right side
    42,878,248.86x = 1,378,664,891,287,649.25
  5. Step 5: Solve for x
    x = 1,378,664,891,287,649.25/42,878,248.86
  6. Step 6: Final answer
    x = 32,153,012.96

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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.