Home / 28,063,683-38,727,882.54-15,186,627

Finding the Fourth Proportional to 28,063,683, 38,727,882.54 and 15,186,627

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Solution

The fourth proportional to 28,063,683, 38,727,882.54 and 15,186,627 is: 20,957,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063,683 : 38,727,882.54 = 15,186,627 : x
  2. Step 2: Convert to fraction form
    28,063,683/38,727,882.54 = 15,186,627/x
  3. Step 3: Cross multiply
    28,063,683x = 38,727,882.54 × 15,186,627
  4. Step 4: Simplify right side
    28,063,683x = 588,145,906,634,792.62
  5. Step 5: Solve for x
    x = 588,145,906,634,792.62/28,063,683
  6. Step 6: Final answer
    x = 20,957,545.26

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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.