Home / 7,805,734.40-11,708,601.60-5,126,988.80

Finding the Fourth Proportional to 7,805,734.40, 11,708,601.60 and 5,126,988.80

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Solution

The fourth proportional to 7,805,734.40, 11,708,601.60 and 5,126,988.80 is: 7,690,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805,734.40 : 11,708,601.60 = 5,126,988.80 : x
  2. Step 2: Convert to fraction form
    7,805,734.40/11,708,601.60 = 5,126,988.80/x
  3. Step 3: Cross multiply
    7,805,734.40x = 11,708,601.60 × 5,126,988.80
  4. Step 4: Simplify right side
    7,805,734.40x = 60,029,869,266,862.08
  5. Step 5: Solve for x
    x = 60,029,869,266,862.08/7,805,734.40
  6. Step 6: Final answer
    x = 7,690,483.20

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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.