Home / 7,248,082.90-10,872,081.15-1,856,722.90

Finding the Fourth Proportional to 7,248,082.90, 10,872,081.15 and 1,856,722.90

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Solution

The fourth proportional to 7,248,082.90, 10,872,081.15 and 1,856,722.90 is: 2,785,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,082.90 : 10,872,081.15 = 1,856,722.90 : x
  2. Step 2: Convert to fraction form
    7,248,082.90/10,872,081.15 = 1,856,722.90/x
  3. Step 3: Cross multiply
    7,248,082.90x = 10,872,081.15 × 1,856,722.90
  4. Step 4: Simplify right side
    7,248,082.90x = 20,186,442,041,863.34
  5. Step 5: Solve for x
    x = 20,186,442,041,863.34/7,248,082.90
  6. Step 6: Final answer
    x = 2,785,073.28

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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.