Home / 8,047,863.68-12,071,798.79-1,982,713.51

Finding the Fourth Proportional to 8,047,863.68, 12,071,798.79 and 1,982,713.51

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Solution

The fourth proportional to 8,047,863.68, 12,071,798.79 and 1,982,713.51 is: 2,974,071.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,863.68 : 12,071,798.79 = 1,982,713.51 : x
  2. Step 2: Convert to fraction form
    8,047,863.68/12,071,798.79 = 1,982,713.51/x
  3. Step 3: Cross multiply
    8,047,863.68x = 12,071,798.79 × 1,982,713.51
  4. Step 4: Simplify right side
    8,047,863.68x = 23,934,918,520,755.16
  5. Step 5: Solve for x
    x = 23,934,918,520,755.16/8,047,863.68
  6. Step 6: Final answer
    x = 2,974,071.07

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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.