Home / 9,859,807.95-13,607,239.05-5,449,438.82

Finding the Fourth Proportional to 9,859,807.95, 13,607,239.05 and 5,449,438.82

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Solution

The fourth proportional to 9,859,807.95, 13,607,239.05 and 5,449,438.82 is: 7,520,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,807.95 : 13,607,239.05 = 5,449,438.82 : x
  2. Step 2: Convert to fraction form
    9,859,807.95/13,607,239.05 = 5,449,438.82/x
  3. Step 3: Cross multiply
    9,859,807.95x = 13,607,239.05 × 5,449,438.82
  4. Step 4: Simplify right side
    9,859,807.95x = 74,151,816,644,053.73
  5. Step 5: Solve for x
    x = 74,151,816,644,053.73/9,859,807.95
  6. Step 6: Final answer
    x = 7,520,614.70

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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.