Home / 12,532,787.60-18,799,181.40-8,277,760.40

Finding the Fourth Proportional to 12,532,787.60, 18,799,181.40 and 8,277,760.40

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Solution

The fourth proportional to 12,532,787.60, 18,799,181.40 and 8,277,760.40 is: 12,416,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,787.60 : 18,799,181.40 = 8,277,760.40 : x
  2. Step 2: Convert to fraction form
    12,532,787.60/18,799,181.40 = 8,277,760.40/x
  3. Step 3: Cross multiply
    12,532,787.60x = 18,799,181.40 × 8,277,760.40
  4. Step 4: Simplify right side
    12,532,787.60x = 155,615,119,345,336.56
  5. Step 5: Solve for x
    x = 155,615,119,345,336.56/12,532,787.60
  6. Step 6: Final answer
    x = 12,416,640.60

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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.