Home / 5,392,001.70-8,088,002.55-4,981,428.90

Finding the Fourth Proportional to 5,392,001.70, 8,088,002.55 and 4,981,428.90

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Solution

The fourth proportional to 5,392,001.70, 8,088,002.55 and 4,981,428.90 is: 7,472,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,001.70 : 8,088,002.55 = 4,981,428.90 : x
  2. Step 2: Convert to fraction form
    5,392,001.70/8,088,002.55 = 4,981,428.90/x
  3. Step 3: Cross multiply
    5,392,001.70x = 8,088,002.55 × 4,981,428.90
  4. Step 4: Simplify right side
    5,392,001.70x = 40,289,809,645,843.70
  5. Step 5: Solve for x
    x = 40,289,809,645,843.70/5,392,001.70
  6. Step 6: Final answer
    x = 7,472,143.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.