Home / 56,423,891.52-77,864,901.48-32,903,377.20

Finding the Fourth Proportional to 56,423,891.52, 77,864,901.48 and 32,903,377.20

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Solution

The fourth proportional to 56,423,891.52, 77,864,901.48 and 32,903,377.20 is: 45,406,620.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,423,891.52 : 77,864,901.48 = 32,903,377.20 : x
  2. Step 2: Convert to fraction form
    56,423,891.52/77,864,901.48 = 32,903,377.20/x
  3. Step 3: Cross multiply
    56,423,891.52x = 77,864,901.48 × 32,903,377.20
  4. Step 4: Simplify right side
    56,423,891.52x = 2,562,018,224,037,278.50
  5. Step 5: Solve for x
    x = 2,562,018,224,037,278.50/56,423,891.52
  6. Step 6: Final answer
    x = 45,406,620.41

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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.