Home / 55,298,470.80-82,947,706.20-16,959,680.40

Finding the Fourth Proportional to 55,298,470.80, 82,947,706.20 and 16,959,680.40

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Solution

The fourth proportional to 55,298,470.80, 82,947,706.20 and 16,959,680.40 is: 25,439,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,298,470.80 : 82,947,706.20 = 16,959,680.40 : x
  2. Step 2: Convert to fraction form
    55,298,470.80/82,947,706.20 = 16,959,680.40/x
  3. Step 3: Cross multiply
    55,298,470.80x = 82,947,706.20 × 16,959,680.40
  4. Step 4: Simplify right side
    55,298,470.80x = 1,406,766,587,065,098.50
  5. Step 5: Solve for x
    x = 1,406,766,587,065,098.50/55,298,470.80
  6. Step 6: Final answer
    x = 25,439,520.60

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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.