Home / 7,631,013.11-10,520,275.42-6,087,513.56

Finding the Fourth Proportional to 7,631,013.11, 10,520,275.42 and 6,087,513.56

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Solution

The fourth proportional to 7,631,013.11, 10,520,275.42 and 6,087,513.56 is: 8,392,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,013.11 : 10,520,275.42 = 6,087,513.56 : x
  2. Step 2: Convert to fraction form
    7,631,013.11/10,520,275.42 = 6,087,513.56/x
  3. Step 3: Cross multiply
    7,631,013.11x = 10,520,275.42 × 6,087,513.56
  4. Step 4: Simplify right side
    7,631,013.11x = 64,042,319,274,184.69
  5. Step 5: Solve for x
    x = 64,042,319,274,184.69/7,631,013.11
  6. Step 6: Final answer
    x = 8,392,374.43

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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.