Home / 19,853,590.42-29,771,921.92-7,555,455.18

Finding the Fourth Proportional to 19,853,590.42, 29,771,921.92 and 7,555,455.18

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Solution

The fourth proportional to 19,853,590.42, 29,771,921.92 and 7,555,455.18 is: 11,329,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853,590.42 : 29,771,921.92 = 7,555,455.18 : x
  2. Step 2: Convert to fraction form
    19,853,590.42/29,771,921.92 = 7,555,455.18/x
  3. Step 3: Cross multiply
    19,853,590.42x = 29,771,921.92 × 7,555,455.18
  4. Step 4: Simplify right side
    19,853,590.42x = 224,940,421,689,019.56
  5. Step 5: Solve for x
    x = 224,940,421,689,019.56/19,853,590.42
  6. Step 6: Final answer
    x = 11,329,961.83

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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.