Home / 19,932,805.10-29,899,207.65-9,855,109.10

Finding the Fourth Proportional to 19,932,805.10, 29,899,207.65 and 9,855,109.10

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Solution

The fourth proportional to 19,932,805.10, 29,899,207.65 and 9,855,109.10 is: 14,782,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,805.10 : 29,899,207.65 = 9,855,109.10 : x
  2. Step 2: Convert to fraction form
    19,932,805.10/29,899,207.65 = 9,855,109.10/x
  3. Step 3: Cross multiply
    19,932,805.10x = 29,899,207.65 × 9,855,109.10
  4. Step 4: Simplify right side
    19,932,805.10x = 294,659,953,394,304.56
  5. Step 5: Solve for x
    x = 294,659,953,394,304.56/19,932,805.10
  6. Step 6: Final answer
    x = 14,782,663.65

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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.