Home / 19,005,358.10-28,508,037.15-6,226,279.70

Finding the Fourth Proportional to 19,005,358.10, 28,508,037.15 and 6,226,279.70

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Solution

The fourth proportional to 19,005,358.10, 28,508,037.15 and 6,226,279.70 is: 9,339,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005,358.10 : 28,508,037.15 = 6,226,279.70 : x
  2. Step 2: Convert to fraction form
    19,005,358.10/28,508,037.15 = 6,226,279.70/x
  3. Step 3: Cross multiply
    19,005,358.10x = 28,508,037.15 × 6,226,279.70
  4. Step 4: Simplify right side
    19,005,358.10x = 177,499,012,993,890.84
  5. Step 5: Solve for x
    x = 177,499,012,993,890.84/19,005,358.10
  6. Step 6: Final answer
    x = 9,339,419.55

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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.