Home / 47,217,981.05-65,160,948.80-27,375,602.57

Finding the Fourth Proportional to 47,217,981.05, 65,160,948.80 and 27,375,602.57

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Solution

The fourth proportional to 47,217,981.05, 65,160,948.80 and 27,375,602.57 is: 37,778,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,217,981.05 : 65,160,948.80 = 27,375,602.57 : x
  2. Step 2: Convert to fraction form
    47,217,981.05/65,160,948.80 = 27,375,602.57/x
  3. Step 3: Cross multiply
    47,217,981.05x = 65,160,948.80 × 27,375,602.57
  4. Step 4: Simplify right side
    47,217,981.05x = 1,783,820,236,970,235.75
  5. Step 5: Solve for x
    x = 1,783,820,236,970,235.75/47,217,981.05
  6. Step 6: Final answer
    x = 37,778,409.78

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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.