Home / 14,805,545.16-20,386,231.83-12,959,673.42

Finding the Fourth Proportional to 14,805,545.16, 20,386,231.83 and 12,959,673.42

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Solution

The fourth proportional to 14,805,545.16, 20,386,231.83 and 12,959,673.42 is: 17,844,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805,545.16 : 20,386,231.83 = 12,959,673.42 : x
  2. Step 2: Convert to fraction form
    14,805,545.16/20,386,231.83 = 12,959,673.42/x
  3. Step 3: Cross multiply
    14,805,545.16x = 20,386,231.83 × 12,959,673.42
  4. Step 4: Simplify right side
    14,805,545.16x = 264,198,906,781,208.94
  5. Step 5: Solve for x
    x = 264,198,906,781,208.94/14,805,545.16
  6. Step 6: Final answer
    x = 17,844,591.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.