Home / 54,578,362.10-81,867,543.15-40,229,455.10

Finding the Fourth Proportional to 54,578,362.10, 81,867,543.15 and 40,229,455.10

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Solution

The fourth proportional to 54,578,362.10, 81,867,543.15 and 40,229,455.10 is: 60,344,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,362.10 : 81,867,543.15 = 40,229,455.10 : x
  2. Step 2: Convert to fraction form
    54,578,362.10/81,867,543.15 = 40,229,455.10/x
  3. Step 3: Cross multiply
    54,578,362.10x = 81,867,543.15 × 40,229,455.10
  4. Step 4: Simplify right side
    54,578,362.10x = 3,293,486,651,300,238
  5. Step 5: Solve for x
    x = 3,293,486,651,300,238/54,578,362.10
  6. Step 6: Final answer
    x = 60,344,182.65

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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.