Home / 32,798,691.12-45,261,928.26-18,115,363.88

Finding the Fourth Proportional to 32,798,691.12, 45,261,928.26 and 18,115,363.88

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Solution

The fourth proportional to 32,798,691.12, 45,261,928.26 and 18,115,363.88 is: 24,999,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,798,691.12 : 45,261,928.26 = 18,115,363.88 : x
  2. Step 2: Convert to fraction form
    32,798,691.12/45,261,928.26 = 18,115,363.88/x
  3. Step 3: Cross multiply
    32,798,691.12x = 45,261,928.26 × 18,115,363.88
  4. Step 4: Simplify right side
    32,798,691.12x = 819,936,300,340,355.12
  5. Step 5: Solve for x
    x = 819,936,300,340,355.12/32,798,691.12
  6. Step 6: Final answer
    x = 24,999,055.52

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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.