Home / 59,289,942.12-81,755,146.96-38,625,066.60

Finding the Fourth Proportional to 59,289,942.12, 81,755,146.96 and 38,625,066.60

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Solution

The fourth proportional to 59,289,942.12, 81,755,146.96 and 38,625,066.60 is: 53,260,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,289,942.12 : 81,755,146.96 = 38,625,066.60 : x
  2. Step 2: Convert to fraction form
    59,289,942.12/81,755,146.96 = 38,625,066.60/x
  3. Step 3: Cross multiply
    59,289,942.12x = 81,755,146.96 × 38,625,066.60
  4. Step 4: Simplify right side
    59,289,942.12x = 3,157,797,996,222,787.50
  5. Step 5: Solve for x
    x = 3,157,797,996,222,787.50/59,289,942.12
  6. Step 6: Final answer
    x = 53,260,264.44

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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.