Home / 8,436,000.80-12,654,001.20-5,566,219.40

Finding the Fourth Proportional to 8,436,000.80, 12,654,001.20 and 5,566,219.40

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Solution

The fourth proportional to 8,436,000.80, 12,654,001.20 and 5,566,219.40 is: 8,349,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,000.80 : 12,654,001.20 = 5,566,219.40 : x
  2. Step 2: Convert to fraction form
    8,436,000.80/12,654,001.20 = 5,566,219.40/x
  3. Step 3: Cross multiply
    8,436,000.80x = 12,654,001.20 × 5,566,219.40
  4. Step 4: Simplify right side
    8,436,000.80x = 70,434,946,967,063.28
  5. Step 5: Solve for x
    x = 70,434,946,967,063.28/8,436,000.80
  6. Step 6: Final answer
    x = 8,349,329.10

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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.