Home / 54,438,194.40-81,657,291.60-49,399,346.40

Finding the Fourth Proportional to 54,438,194.40, 81,657,291.60 and 49,399,346.40

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Solution

The fourth proportional to 54,438,194.40, 81,657,291.60 and 49,399,346.40 is: 74,099,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,194.40 : 81,657,291.60 = 49,399,346.40 : x
  2. Step 2: Convert to fraction form
    54,438,194.40/81,657,291.60 = 49,399,346.40/x
  3. Step 3: Cross multiply
    54,438,194.40x = 81,657,291.60 × 49,399,346.40
  4. Step 4: Simplify right side
    54,438,194.40x = 4,033,816,833,834,210
  5. Step 5: Solve for x
    x = 4,033,816,833,834,210/54,438,194.40
  6. Step 6: Final answer
    x = 74,099,019.60

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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.