Home / 55,609,443.20-83,414,164.80-53,341,961.60

Finding the Fourth Proportional to 55,609,443.20, 83,414,164.80 and 53,341,961.60

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Solution

The fourth proportional to 55,609,443.20, 83,414,164.80 and 53,341,961.60 is: 80,012,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609,443.20 : 83,414,164.80 = 53,341,961.60 : x
  2. Step 2: Convert to fraction form
    55,609,443.20/83,414,164.80 = 53,341,961.60/x
  3. Step 3: Cross multiply
    55,609,443.20x = 83,414,164.80 × 53,341,961.60
  4. Step 4: Simplify right side
    55,609,443.20x = 4,449,475,175,657,671.50
  5. Step 5: Solve for x
    x = 4,449,475,175,657,671.50/55,609,443.20
  6. Step 6: Final answer
    x = 80,012,942.40

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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.