Home / 12,008,592.15-18,013,995.56-3,921,610.17

Finding the Fourth Proportional to 12,008,592.15, 18,013,995.56 and 3,921,610.17

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Solution

The fourth proportional to 12,008,592.15, 18,013,995.56 and 3,921,610.17 is: 5,882,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,592.15 : 18,013,995.56 = 3,921,610.17 : x
  2. Step 2: Convert to fraction form
    12,008,592.15/18,013,995.56 = 3,921,610.17/x
  3. Step 3: Cross multiply
    12,008,592.15x = 18,013,995.56 × 3,921,610.17
  4. Step 4: Simplify right side
    12,008,592.15x = 70,643,868,118,551.16
  5. Step 5: Solve for x
    x = 70,643,868,118,551.16/12,008,592.15
  6. Step 6: Final answer
    x = 5,882,776.87

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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.