Home / 42,878,236.10-59,172,340.68-23,299,124.40

Finding the Fourth Proportional to 42,878,236.10, 59,172,340.68 and 23,299,124.40

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Solution

The fourth proportional to 42,878,236.10, 59,172,340.68 and 23,299,124.40 is: 32,152,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,878,236.10 : 59,172,340.68 = 23,299,124.40 : x
  2. Step 2: Convert to fraction form
    42,878,236.10/59,172,340.68 = 23,299,124.40/x
  3. Step 3: Cross multiply
    42,878,236.10x = 59,172,340.68 × 23,299,124.40
  4. Step 4: Simplify right side
    42,878,236.10x = 1,378,663,726,542,500.50
  5. Step 5: Solve for x
    x = 1,378,663,726,542,500.50/42,878,236.10
  6. Step 6: Final answer
    x = 32,152,995.37

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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.