Home / 8,376,063.60-12,564,095.40-5,506,282.20

Finding the Fourth Proportional to 8,376,063.60, 12,564,095.40 and 5,506,282.20

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Solution

The fourth proportional to 8,376,063.60, 12,564,095.40 and 5,506,282.20 is: 8,259,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376,063.60 : 12,564,095.40 = 5,506,282.20 : x
  2. Step 2: Convert to fraction form
    8,376,063.60/12,564,095.40 = 5,506,282.20/x
  3. Step 3: Cross multiply
    8,376,063.60x = 12,564,095.40 × 5,506,282.20
  4. Step 4: Simplify right side
    8,376,063.60x = 69,181,454,860,121.88
  5. Step 5: Solve for x
    x = 69,181,454,860,121.88/8,376,063.60
  6. Step 6: Final answer
    x = 8,259,423.30

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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.