Home / 21,674,494.02-32,488,982.40-7,292,568.78

Finding the Fourth Proportional to 21,674,494.02, 32,488,982.40 and 7,292,568.78

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Solution

The fourth proportional to 21,674,494.02, 32,488,982.40 and 7,292,568.78 is: 10,931,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674,494.02 : 32,488,982.40 = 7,292,568.78 : x
  2. Step 2: Convert to fraction form
    21,674,494.02/32,488,982.40 = 7,292,568.78/x
  3. Step 3: Cross multiply
    21,674,494.02x = 32,488,982.40 × 7,292,568.78
  4. Step 4: Simplify right side
    21,674,494.02x = 236,928,138,744,209.47
  5. Step 5: Solve for x
    x = 236,928,138,744,209.47/21,674,494.02
  6. Step 6: Final answer
    x = 10,931,195.83

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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.