Home / 27,377,883.96-37,781,480.61-15,154,740.96

Finding the Fourth Proportional to 27,377,883.96, 37,781,480.61 and 15,154,740.96

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Solution

The fourth proportional to 27,377,883.96, 37,781,480.61 and 15,154,740.96 is: 20,913,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377,883.96 : 37,781,480.61 = 15,154,740.96 : x
  2. Step 2: Convert to fraction form
    27,377,883.96/37,781,480.61 = 15,154,740.96/x
  3. Step 3: Cross multiply
    27,377,883.96x = 37,781,480.61 × 15,154,740.96
  4. Step 4: Simplify right side
    27,377,883.96x = 572,568,551,729,812.75
  5. Step 5: Solve for x
    x = 572,568,551,729,812.75/27,377,883.96
  6. Step 6: Final answer
    x = 20,913,542.94

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1.5x scale

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.