Home / 8,902,613.70-13,367,917.35-5,123,477.70

Finding the Fourth Proportional to 8,902,613.70, 13,367,917.35 and 5,123,477.70

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Solution

The fourth proportional to 8,902,613.70, 13,367,917.35 and 5,123,477.70 is: 7,693,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,613.70 : 13,367,917.35 = 5,123,477.70 : x
  2. Step 2: Convert to fraction form
    8,902,613.70/13,367,917.35 = 5,123,477.70/x
  3. Step 3: Cross multiply
    8,902,613.70x = 13,367,917.35 × 5,123,477.70
  4. Step 4: Simplify right side
    8,902,613.70x = 68,490,226,438,168.09
  5. Step 5: Solve for x
    x = 68,490,226,438,168.09/8,902,613.70
  6. Step 6: Final answer
    x = 7,693,271.75

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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.