Home / 15,553,512.80-23,330,269.20-9,160,474.40

Finding the Fourth Proportional to 15,553,512.80, 23,330,269.20 and 9,160,474.40

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Solution

The fourth proportional to 15,553,512.80, 23,330,269.20 and 9,160,474.40 is: 13,740,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,512.80 : 23,330,269.20 = 9,160,474.40 : x
  2. Step 2: Convert to fraction form
    15,553,512.80/23,330,269.20 = 9,160,474.40/x
  3. Step 3: Cross multiply
    15,553,512.80x = 23,330,269.20 × 9,160,474.40
  4. Step 4: Simplify right side
    15,553,512.80x = 213,716,333,751,708.47
  5. Step 5: Solve for x
    x = 213,716,333,751,708.47/15,553,512.80
  6. Step 6: Final answer
    x = 13,740,711.60

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Similar ratio
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1.5x scale

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.