Home / 9,146,298.46-13,720,702.49-5,309,921.83

Finding the Fourth Proportional to 9,146,298.46, 13,720,702.49 and 5,309,921.83

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Solution

The fourth proportional to 9,146,298.46, 13,720,702.49 and 5,309,921.83 is: 7,965,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,298.46 : 13,720,702.49 = 5,309,921.83 : x
  2. Step 2: Convert to fraction form
    9,146,298.46/13,720,702.49 = 5,309,921.83/x
  3. Step 3: Cross multiply
    9,146,298.46x = 13,720,702.49 × 5,309,921.83
  4. Step 4: Simplify right side
    9,146,298.46x = 72,855,857,674,586.36
  5. Step 5: Solve for x
    x = 72,855,857,674,586.36/9,146,298.46
  6. Step 6: Final answer
    x = 7,965,611.22

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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.