Home / 34,148,598.59-47,127,780.78-21,764,251.82

Finding the Fourth Proportional to 34,148,598.59, 47,127,780.78 and 21,764,251.82

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Solution

The fourth proportional to 34,148,598.59, 47,127,780.78 and 21,764,251.82 is: 30,036,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148,598.59 : 47,127,780.78 = 21,764,251.82 : x
  2. Step 2: Convert to fraction form
    34,148,598.59/47,127,780.78 = 21,764,251.82/x
  3. Step 3: Cross multiply
    34,148,598.59x = 47,127,780.78 × 21,764,251.82
  4. Step 4: Simplify right side
    34,148,598.59x = 1,025,700,888,731,495.62
  5. Step 5: Solve for x
    x = 1,025,700,888,731,495.62/34,148,598.59
  6. Step 6: Final answer
    x = 30,036,397.71

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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.