Home / 54,413,855.13-75,094,278.75-40,978,473.56

Finding the Fourth Proportional to 54,413,855.13, 75,094,278.75 and 40,978,473.56

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Solution

The fourth proportional to 54,413,855.13, 75,094,278.75 and 40,978,473.56 is: 56,552,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,413,855.13 : 75,094,278.75 = 40,978,473.56 : x
  2. Step 2: Convert to fraction form
    54,413,855.13/75,094,278.75 = 40,978,473.56/x
  3. Step 3: Cross multiply
    54,413,855.13x = 75,094,278.75 × 40,978,473.56
  4. Step 4: Simplify right side
    54,413,855.13x = 3,077,248,915,888,673.50
  5. Step 5: Solve for x
    x = 3,077,248,915,888,673.50/54,413,855.13
  6. Step 6: Final answer
    x = 56,552,672.27

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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.