Home / 38,177,711.76-52,684,799.28-20,773,757.18

Finding the Fourth Proportional to 38,177,711.76, 52,684,799.28 and 20,773,757.18

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Solution

The fourth proportional to 38,177,711.76, 52,684,799.28 and 20,773,757.18 is: 28,667,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,711.76 : 52,684,799.28 = 20,773,757.18 : x
  2. Step 2: Convert to fraction form
    38,177,711.76/52,684,799.28 = 20,773,757.18/x
  3. Step 3: Cross multiply
    38,177,711.76x = 52,684,799.28 × 20,773,757.18
  4. Step 4: Simplify right side
    38,177,711.76x = 1,094,461,227,319,758.88
  5. Step 5: Solve for x
    x = 1,094,461,227,319,758.88/38,177,711.76
  6. Step 6: Final answer
    x = 28,667,543.89

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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.