Home / 19,424,461.20-29,144,856.60-10,438,515.60

Finding the Fourth Proportional to 19,424,461.20, 29,144,856.60 and 10,438,515.60

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Solution

The fourth proportional to 19,424,461.20, 29,144,856.60 and 10,438,515.60 is: 15,662,161.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,461.20 : 29,144,856.60 = 10,438,515.60 : x
  2. Step 2: Convert to fraction form
    19,424,461.20/29,144,856.60 = 10,438,515.60/x
  3. Step 3: Cross multiply
    19,424,461.20x = 29,144,856.60 × 10,438,515.60
  4. Step 4: Simplify right side
    19,424,461.20x = 304,229,040,278,862.94
  5. Step 5: Solve for x
    x = 304,229,040,278,862.94/19,424,461.20
  6. Step 6: Final answer
    x = 15,662,161.08

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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.