Home / 57,120,461.12-78,825,429.96-32,340,008.96

Finding the Fourth Proportional to 57,120,461.12, 78,825,429.96 and 32,340,008.96

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Solution

The fourth proportional to 57,120,461.12, 78,825,429.96 and 32,340,008.96 is: 44,628,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,120,461.12 : 78,825,429.96 = 32,340,008.96 : x
  2. Step 2: Convert to fraction form
    57,120,461.12/78,825,429.96 = 32,340,008.96/x
  3. Step 3: Cross multiply
    57,120,461.12x = 78,825,429.96 × 32,340,008.96
  4. Step 4: Simplify right side
    57,120,461.12x = 2,549,215,111,182,252.50
  5. Step 5: Solve for x
    x = 2,549,215,111,182,252.50/57,120,461.12
  6. Step 6: Final answer
    x = 44,628,755.81

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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.