Home / 54,517,117.60-81,775,676.40-39,211,616.80

Finding the Fourth Proportional to 54,517,117.60, 81,775,676.40 and 39,211,616.80

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Solution

The fourth proportional to 54,517,117.60, 81,775,676.40 and 39,211,616.80 is: 58,817,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517,117.60 : 81,775,676.40 = 39,211,616.80 : x
  2. Step 2: Convert to fraction form
    54,517,117.60/81,775,676.40 = 39,211,616.80/x
  3. Step 3: Cross multiply
    54,517,117.60x = 81,775,676.40 × 39,211,616.80
  4. Step 4: Simplify right side
    54,517,117.60x = 3,206,556,486,557,603.50
  5. Step 5: Solve for x
    x = 3,206,556,486,557,603.50/54,517,117.60
  6. Step 6: Final answer
    x = 58,817,425.20

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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.