Home / 52,423,070.68-72,327,806.40-30,392,174.28

Finding the Fourth Proportional to 52,423,070.68, 72,327,806.40 and 30,392,174.28

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Solution

The fourth proportional to 52,423,070.68, 72,327,806.40 and 30,392,174.28 is: 41,931,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423,070.68 : 72,327,806.40 = 30,392,174.28 : x
  2. Step 2: Convert to fraction form
    52,423,070.68/72,327,806.40 = 30,392,174.28/x
  3. Step 3: Cross multiply
    52,423,070.68x = 72,327,806.40 × 30,392,174.28
  4. Step 4: Simplify right side
    52,423,070.68x = 2,198,199,297,398,899.75
  5. Step 5: Solve for x
    x = 2,198,199,297,398,899.75/52,423,070.68
  6. Step 6: Final answer
    x = 41,931,906.48

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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.