Home / 12,324,049.30-18,487,756.13-5,133,901.35

Finding the Fourth Proportional to 12,324,049.30, 18,487,756.13 and 5,133,901.35

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Solution

The fourth proportional to 12,324,049.30, 18,487,756.13 and 5,133,901.35 is: 7,701,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324,049.30 : 18,487,756.13 = 5,133,901.35 : x
  2. Step 2: Convert to fraction form
    12,324,049.30/18,487,756.13 = 5,133,901.35/x
  3. Step 3: Cross multiply
    12,324,049.30x = 18,487,756.13 × 5,133,901.35
  4. Step 4: Simplify right side
    12,324,049.30x = 94,914,316,154,277.77
  5. Step 5: Solve for x
    x = 94,914,316,154,277.77/12,324,049.30
  6. Step 6: Final answer
    x = 7,701,552.78

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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.