Home / 9,206,892.80-12,706,268.76-5,077,731.74

Finding the Fourth Proportional to 9,206,892.80, 12,706,268.76 and 5,077,731.74

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Solution

The fourth proportional to 9,206,892.80, 12,706,268.76 and 5,077,731.74 is: 7,007,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206,892.80 : 12,706,268.76 = 5,077,731.74 : x
  2. Step 2: Convert to fraction form
    9,206,892.80/12,706,268.76 = 5,077,731.74/x
  3. Step 3: Cross multiply
    9,206,892.80x = 12,706,268.76 × 5,077,731.74
  4. Step 4: Simplify right side
    9,206,892.80x = 64,519,024,179,622.45
  5. Step 5: Solve for x
    x = 64,519,024,179,622.45/9,206,892.80
  6. Step 6: Final answer
    x = 7,007,687.13

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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.