Home / 8,612,816.85-12,919,225.50-2,547,076.14

Finding the Fourth Proportional to 8,612,816.85, 12,919,225.50 and 2,547,076.14

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Solution

The fourth proportional to 8,612,816.85, 12,919,225.50 and 2,547,076.14 is: 3,820,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,816.85 : 12,919,225.50 = 2,547,076.14 : x
  2. Step 2: Convert to fraction form
    8,612,816.85/12,919,225.50 = 2,547,076.14/x
  3. Step 3: Cross multiply
    8,612,816.85x = 12,919,225.50 × 2,547,076.14
  4. Step 4: Simplify right side
    8,612,816.85x = 32,906,251,018,329.57
  5. Step 5: Solve for x
    x = 32,906,251,018,329.57/8,612,816.85
  6. Step 6: Final answer
    x = 3,820,614.28

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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.