Home / 40,526,209.55-55,926,088.85-21,941,344.62

Finding the Fourth Proportional to 40,526,209.55, 55,926,088.85 and 21,941,344.62

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Solution

The fourth proportional to 40,526,209.55, 55,926,088.85 and 21,941,344.62 is: 30,279,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,526,209.55 : 55,926,088.85 = 21,941,344.62 : x
  2. Step 2: Convert to fraction form
    40,526,209.55/55,926,088.85 = 21,941,344.62/x
  3. Step 3: Cross multiply
    40,526,209.55x = 55,926,088.85 × 21,941,344.62
  4. Step 4: Simplify right side
    40,526,209.55x = 1,227,093,588,761,443
  5. Step 5: Solve for x
    x = 1,227,093,588,761,443/40,526,209.55
  6. Step 6: Final answer
    x = 30,279,012.08

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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.