Home / 8,047,867.87-12,071,805.07-1,982,717.70

Finding the Fourth Proportional to 8,047,867.87, 12,071,805.07 and 1,982,717.70

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Solution

The fourth proportional to 8,047,867.87, 12,071,805.07 and 1,982,717.70 is: 2,974,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,867.87 : 12,071,805.07 = 1,982,717.70 : x
  2. Step 2: Convert to fraction form
    8,047,867.87/12,071,805.07 = 1,982,717.70/x
  3. Step 3: Cross multiply
    8,047,867.87x = 12,071,805.07 × 1,982,717.70
  4. Step 4: Simplify right side
    8,047,867.87x = 23,934,981,583,238.74
  5. Step 5: Solve for x
    x = 23,934,981,583,238.74/8,047,867.87
  6. Step 6: Final answer
    x = 2,974,077.35

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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.