Home / 15,474,600.90-23,211,901.35-8,300,147.40

Finding the Fourth Proportional to 15,474,600.90, 23,211,901.35 and 8,300,147.40

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Solution

The fourth proportional to 15,474,600.90, 23,211,901.35 and 8,300,147.40 is: 12,450,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474,600.90 : 23,211,901.35 = 8,300,147.40 : x
  2. Step 2: Convert to fraction form
    15,474,600.90/23,211,901.35 = 8,300,147.40/x
  3. Step 3: Cross multiply
    15,474,600.90x = 23,211,901.35 × 8,300,147.40
  4. Step 4: Simplify right side
    15,474,600.90x = 192,662,202,639,259
  5. Step 5: Solve for x
    x = 192,662,202,639,259/15,474,600.90
  6. Step 6: Final answer
    x = 12,450,221.10

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Double scale
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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.