Home / 10,002,967.53-13,804,161.46-5,419,288.91

Finding the Fourth Proportional to 10,002,967.53, 13,804,161.46 and 5,419,288.91

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Solution

The fourth proportional to 10,002,967.53, 13,804,161.46 and 5,419,288.91 is: 7,478,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002,967.53 : 13,804,161.46 = 5,419,288.91 : x
  2. Step 2: Convert to fraction form
    10,002,967.53/13,804,161.46 = 5,419,288.91/x
  3. Step 3: Cross multiply
    10,002,967.53x = 13,804,161.46 × 5,419,288.91
  4. Step 4: Simplify right side
    10,002,967.53x = 74,808,739,029,458.38
  5. Step 5: Solve for x
    x = 74,808,739,029,458.38/10,002,967.53
  6. Step 6: Final answer
    x = 7,478,654.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.