Home / 36,681,470.40-55,022,205.60-15,108,902.40

Finding the Fourth Proportional to 36,681,470.40, 55,022,205.60 and 15,108,902.40

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Solution

The fourth proportional to 36,681,470.40, 55,022,205.60 and 15,108,902.40 is: 22,663,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681,470.40 : 55,022,205.60 = 15,108,902.40 : x
  2. Step 2: Convert to fraction form
    36,681,470.40/55,022,205.60 = 15,108,902.40/x
  3. Step 3: Cross multiply
    36,681,470.40x = 55,022,205.60 × 15,108,902.40
  4. Step 4: Simplify right side
    36,681,470.40x = 831,325,134,243,133.50
  5. Step 5: Solve for x
    x = 831,325,134,243,133.50/36,681,470.40
  6. Step 6: Final answer
    x = 22,663,353.60

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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.