Home / 54,438,007.40-81,657,011.10-49,399,159.40

Finding the Fourth Proportional to 54,438,007.40, 81,657,011.10 and 49,399,159.40

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Solution

The fourth proportional to 54,438,007.40, 81,657,011.10 and 49,399,159.40 is: 74,098,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,007.40 : 81,657,011.10 = 49,399,159.40 : x
  2. Step 2: Convert to fraction form
    54,438,007.40/81,657,011.10 = 49,399,159.40/x
  3. Step 3: Cross multiply
    54,438,007.40x = 81,657,011.10 × 49,399,159.40
  4. Step 4: Simplify right side
    54,438,007.40x = 4,033,787,707,456,469
  5. Step 5: Solve for x
    x = 4,033,787,707,456,469/54,438,007.40
  6. Step 6: Final answer
    x = 74,098,739.10

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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.