Home / 10,429,724.10-15,644,586.15-9,898,283.10

Finding the Fourth Proportional to 10,429,724.10, 15,644,586.15 and 9,898,283.10

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Solution

The fourth proportional to 10,429,724.10, 15,644,586.15 and 9,898,283.10 is: 14,847,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,724.10 : 15,644,586.15 = 9,898,283.10 : x
  2. Step 2: Convert to fraction form
    10,429,724.10/15,644,586.15 = 9,898,283.10/x
  3. Step 3: Cross multiply
    10,429,724.10x = 15,644,586.15 × 9,898,283.10
  4. Step 4: Simplify right side
    10,429,724.10x = 154,854,542,695,039.06
  5. Step 5: Solve for x
    x = 154,854,542,695,039.06/10,429,724.10
  6. Step 6: Final answer
    x = 14,847,424.65

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Double scale
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Similar ratio
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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.