Home / 18,039,545.17-27,056,437.32-5,257,059.91

Finding the Fourth Proportional to 18,039,545.17, 27,056,437.32 and 5,257,059.91

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Solution

The fourth proportional to 18,039,545.17, 27,056,437.32 and 5,257,059.91 is: 7,884,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039,545.17 : 27,056,437.32 = 5,257,059.91 : x
  2. Step 2: Convert to fraction form
    18,039,545.17/27,056,437.32 = 5,257,059.91/x
  3. Step 3: Cross multiply
    18,039,545.17x = 27,056,437.32 × 5,257,059.91
  4. Step 4: Simplify right side
    18,039,545.17x = 142,237,311,894,472.72
  5. Step 5: Solve for x
    x = 142,237,311,894,472.72/18,039,545.17
  6. Step 6: Final answer
    x = 7,884,750.45

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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.