Home / 56,376,107.20-84,564,160.80-42,027,200.20

Finding the Fourth Proportional to 56,376,107.20, 84,564,160.80 and 42,027,200.20

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Solution

The fourth proportional to 56,376,107.20, 84,564,160.80 and 42,027,200.20 is: 63,040,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376,107.20 : 84,564,160.80 = 42,027,200.20 : x
  2. Step 2: Convert to fraction form
    56,376,107.20/84,564,160.80 = 42,027,200.20/x
  3. Step 3: Cross multiply
    56,376,107.20x = 84,564,160.80 × 42,027,200.20
  4. Step 4: Simplify right side
    56,376,107.20x = 3,553,994,915,686,592.50
  5. Step 5: Solve for x
    x = 3,553,994,915,686,592.50/56,376,107.20
  6. Step 6: Final answer
    x = 63,040,800.30

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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.