Home / 19,424,459.70-29,144,854.35-10,438,514.10

Finding the Fourth Proportional to 19,424,459.70, 29,144,854.35 and 10,438,514.10

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Solution

The fourth proportional to 19,424,459.70, 29,144,854.35 and 10,438,514.10 is: 15,662,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,459.70 : 29,144,854.35 = 10,438,514.10 : x
  2. Step 2: Convert to fraction form
    19,424,459.70/29,144,854.35 = 10,438,514.10/x
  3. Step 3: Cross multiply
    19,424,459.70x = 29,144,854.35 × 10,438,514.10
  4. Step 4: Simplify right side
    19,424,459.70x = 304,228,973,074,921.31
  5. Step 5: Solve for x
    x = 304,228,973,074,921.31/19,424,459.70
  6. Step 6: Final answer
    x = 15,662,158.83

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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.