Home / 47,934,473.21-71,787,577.03-30,609,008.75

Finding the Fourth Proportional to 47,934,473.21, 71,787,577.03 and 30,609,008.75

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Solution

The fourth proportional to 47,934,473.21, 71,787,577.03 and 30,609,008.75 is: 45,840,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,473.21 : 71,787,577.03 = 30,609,008.75 : x
  2. Step 2: Convert to fraction form
    47,934,473.21/71,787,577.03 = 30,609,008.75/x
  3. Step 3: Cross multiply
    47,934,473.21x = 71,787,577.03 × 30,609,008.75
  4. Step 4: Simplify right side
    47,934,473.21x = 2,197,346,573,452,569
  5. Step 5: Solve for x
    x = 2,197,346,573,452,569/47,934,473.21
  6. Step 6: Final answer
    x = 45,840,632.56

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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.