Home / 23,813,998.80-35,720,998.20-20,412,776.40

Finding the Fourth Proportional to 23,813,998.80, 35,720,998.20 and 20,412,776.40

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Solution

The fourth proportional to 23,813,998.80, 35,720,998.20 and 20,412,776.40 is: 30,619,164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,813,998.80 : 35,720,998.20 = 20,412,776.40 : x
  2. Step 2: Convert to fraction form
    23,813,998.80/35,720,998.20 = 20,412,776.40/x
  3. Step 3: Cross multiply
    23,813,998.80x = 35,720,998.20 × 20,412,776.40
  4. Step 4: Simplify right side
    23,813,998.80x = 729,164,749,041,402.50
  5. Step 5: Solve for x
    x = 729,164,749,041,402.50/23,813,998.80
  6. Step 6: Final answer
    x = 30,619,164.60

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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.