Home / 75,548,649.64-113,088,394.14-40,919,041.96

Finding the Fourth Proportional to 75,548,649.64, 113,088,394.14 and 40,919,041.96

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Solution

The fourth proportional to 75,548,649.64, 113,088,394.14 and 40,919,041.96 is: 61,251,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,548,649.64 : 113,088,394.14 = 40,919,041.96 : x
  2. Step 2: Convert to fraction form
    75,548,649.64/113,088,394.14 = 40,919,041.96/x
  3. Step 3: Cross multiply
    75,548,649.64x = 113,088,394.14 × 40,919,041.96
  4. Step 4: Simplify right side
    75,548,649.64x = 4,627,468,745,003,678
  5. Step 5: Solve for x
    x = 4,627,468,745,003,678/75,548,649.64
  6. Step 6: Final answer
    x = 61,251,508.36

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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.