Home / 12,695,545.60-19,011,825.60-10,176,121.60

Finding the Fourth Proportional to 12,695,545.60, 19,011,825.60 and 10,176,121.60

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Solution

The fourth proportional to 12,695,545.60, 19,011,825.60 and 10,176,121.60 is: 15,238,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,545.60 : 19,011,825.60 = 10,176,121.60 : x
  2. Step 2: Convert to fraction form
    12,695,545.60/19,011,825.60 = 10,176,121.60/x
  3. Step 3: Cross multiply
    12,695,545.60x = 19,011,825.60 × 10,176,121.60
  4. Step 4: Simplify right side
    12,695,545.60x = 193,466,649,143,592.97
  5. Step 5: Solve for x
    x = 193,466,649,143,592.97/12,695,545.60
  6. Step 6: Final answer
    x = 15,238,939.33

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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.