Home / 54,072,781.44-74,719,420.92-39,362,909.74

Finding the Fourth Proportional to 54,072,781.44, 74,719,420.92 and 39,362,909.74

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Solution

The fourth proportional to 54,072,781.44, 74,719,420.92 and 39,362,909.74 is: 54,392,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,072,781.44 : 74,719,420.92 = 39,362,909.74 : x
  2. Step 2: Convert to fraction form
    54,072,781.44/74,719,420.92 = 39,362,909.74/x
  3. Step 3: Cross multiply
    54,072,781.44x = 74,719,420.92 × 39,362,909.74
  4. Step 4: Simplify right side
    54,072,781.44x = 2,941,173,821,499,028
  5. Step 5: Solve for x
    x = 2,941,173,821,499,028/54,072,781.44
  6. Step 6: Final answer
    x = 54,392,870.93

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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.