Home / 8,169,416.20-12,254,124.30-6,893,957.80

Finding the Fourth Proportional to 8,169,416.20, 12,254,124.30 and 6,893,957.80

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Solution

The fourth proportional to 8,169,416.20, 12,254,124.30 and 6,893,957.80 is: 10,340,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,416.20 : 12,254,124.30 = 6,893,957.80 : x
  2. Step 2: Convert to fraction form
    8,169,416.20/12,254,124.30 = 6,893,957.80/x
  3. Step 3: Cross multiply
    8,169,416.20x = 12,254,124.30 × 6,893,957.80
  4. Step 4: Simplify right side
    8,169,416.20x = 84,479,415,800,154.55
  5. Step 5: Solve for x
    x = 84,479,415,800,154.55/8,169,416.20
  6. Step 6: Final answer
    x = 10,340,936.70

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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.