Home / 9,862,178.56-13,609,824.85-5,511,264.87

Finding the Fourth Proportional to 9,862,178.56, 13,609,824.85 and 5,511,264.87

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Solution

The fourth proportional to 9,862,178.56, 13,609,824.85 and 5,511,264.87 is: 7,605,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862,178.56 : 13,609,824.85 = 5,511,264.87 : x
  2. Step 2: Convert to fraction form
    9,862,178.56/13,609,824.85 = 5,511,264.87/x
  3. Step 3: Cross multiply
    9,862,178.56x = 13,609,824.85 × 5,511,264.87
  4. Step 4: Simplify right side
    9,862,178.56x = 75,007,349,558,859.11
  5. Step 5: Solve for x
    x = 75,007,349,558,859.11/9,862,178.56
  6. Step 6: Final answer
    x = 7,605,555.82

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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.