Home / 45,327,425.44-67,998,219.12-18,402,973.60

Finding the Fourth Proportional to 45,327,425.44, 67,998,219.12 and 18,402,973.60

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Solution

The fourth proportional to 45,327,425.44, 67,998,219.12 and 18,402,973.60 is: 27,607,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,327,425.44 : 67,998,219.12 = 18,402,973.60 : x
  2. Step 2: Convert to fraction form
    45,327,425.44/67,998,219.12 = 18,402,973.60/x
  3. Step 3: Cross multiply
    45,327,425.44x = 67,998,219.12 × 18,402,973.60
  4. Step 4: Simplify right side
    45,327,425.44x = 1,251,369,431,312,375.50
  5. Step 5: Solve for x
    x = 1,251,369,431,312,375.50/45,327,425.44
  6. Step 6: Final answer
    x = 27,607,335.28

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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.