Home / 9,579,946.80-14,369,920.20-8,145,056.10

Finding the Fourth Proportional to 9,579,946.80, 14,369,920.20 and 8,145,056.10

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Solution

The fourth proportional to 9,579,946.80, 14,369,920.20 and 8,145,056.10 is: 12,217,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,946.80 : 14,369,920.20 = 8,145,056.10 : x
  2. Step 2: Convert to fraction form
    9,579,946.80/14,369,920.20 = 8,145,056.10/x
  3. Step 3: Cross multiply
    9,579,946.80x = 14,369,920.20 × 8,145,056.10
  4. Step 4: Simplify right side
    9,579,946.80x = 117,043,806,181,523.20
  5. Step 5: Solve for x
    x = 117,043,806,181,523.20/9,579,946.80
  6. Step 6: Final answer
    x = 12,217,584.15

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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.