Home / 42,650,909.52-58,797,037.80-30,406,508.88

Finding the Fourth Proportional to 42,650,909.52, 58,797,037.80 and 30,406,508.88

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Solution

The fourth proportional to 42,650,909.52, 58,797,037.80 and 30,406,508.88 is: 41,917,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,650,909.52 : 58,797,037.80 = 30,406,508.88 : x
  2. Step 2: Convert to fraction form
    42,650,909.52/58,797,037.80 = 30,406,508.88/x
  3. Step 3: Cross multiply
    42,650,909.52x = 58,797,037.80 × 30,406,508.88
  4. Step 4: Simplify right side
    42,650,909.52x = 1,787,812,651,983,395.50
  5. Step 5: Solve for x
    x = 1,787,812,651,983,395.50/42,650,909.52
  6. Step 6: Final answer
    x = 41,917,339.44

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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.