Home / 8,852,654.40-13,278,981.60-8,796,667.20

Finding the Fourth Proportional to 8,852,654.40, 13,278,981.60 and 8,796,667.20

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Solution

The fourth proportional to 8,852,654.40, 13,278,981.60 and 8,796,667.20 is: 13,195,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852,654.40 : 13,278,981.60 = 8,796,667.20 : x
  2. Step 2: Convert to fraction form
    8,852,654.40/13,278,981.60 = 8,796,667.20/x
  3. Step 3: Cross multiply
    8,852,654.40x = 13,278,981.60 × 8,796,667.20
  4. Step 4: Simplify right side
    8,852,654.40x = 116,810,781,890,123.50
  5. Step 5: Solve for x
    x = 116,810,781,890,123.50/8,852,654.40
  6. Step 6: Final answer
    x = 13,195,000.80

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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.