Home / 19,425,324.20-29,146,151.10-10,439,378.60

Finding the Fourth Proportional to 19,425,324.20, 29,146,151.10 and 10,439,378.60

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Solution

The fourth proportional to 19,425,324.20, 29,146,151.10 and 10,439,378.60 is: 15,663,455.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425,324.20 : 29,146,151.10 = 10,439,378.60 : x
  2. Step 2: Convert to fraction form
    19,425,324.20/29,146,151.10 = 10,439,378.60/x
  3. Step 3: Cross multiply
    19,425,324.20x = 29,146,151.10 × 10,439,378.60
  4. Step 4: Simplify right side
    19,425,324.20x = 304,267,706,065,706.44
  5. Step 5: Solve for x
    x = 304,267,706,065,706.44/19,425,324.20
  6. Step 6: Final answer
    x = 15,663,455.75

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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.