Home / 7,732,130.40-11,598,195.60-7,684,891.20

Finding the Fourth Proportional to 7,732,130.40, 11,598,195.60 and 7,684,891.20

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Solution

The fourth proportional to 7,732,130.40, 11,598,195.60 and 7,684,891.20 is: 11,527,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,732,130.40 : 11,598,195.60 = 7,684,891.20 : x
  2. Step 2: Convert to fraction form
    7,732,130.40/11,598,195.60 = 7,684,891.20/x
  3. Step 3: Cross multiply
    7,732,130.40x = 11,598,195.60 × 7,684,891.20
  4. Step 4: Simplify right side
    7,732,130.40x = 89,130,871,302,318.72
  5. Step 5: Solve for x
    x = 89,130,871,302,318.72/7,732,130.40
  6. Step 6: Final answer
    x = 11,527,336.80

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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.