Home / 55,334,249.60-83,001,374.40-54,578,422.40

Finding the Fourth Proportional to 55,334,249.60, 83,001,374.40 and 54,578,422.40

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Solution

The fourth proportional to 55,334,249.60, 83,001,374.40 and 54,578,422.40 is: 81,867,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,334,249.60 : 83,001,374.40 = 54,578,422.40 : x
  2. Step 2: Convert to fraction form
    55,334,249.60/83,001,374.40 = 54,578,422.40/x
  3. Step 3: Cross multiply
    55,334,249.60x = 83,001,374.40 × 54,578,422.40
  4. Step 4: Simplify right side
    55,334,249.60x = 4,530,084,071,783,747
  5. Step 5: Solve for x
    x = 4,530,084,071,783,747/55,334,249.60
  6. Step 6: Final answer
    x = 81,867,633.60

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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.