Home / 21,506,528.80-32,259,793.20-17,255,000.80

Finding the Fourth Proportional to 21,506,528.80, 32,259,793.20 and 17,255,000.80

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Solution

The fourth proportional to 21,506,528.80, 32,259,793.20 and 17,255,000.80 is: 25,882,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506,528.80 : 32,259,793.20 = 17,255,000.80 : x
  2. Step 2: Convert to fraction form
    21,506,528.80/32,259,793.20 = 17,255,000.80/x
  3. Step 3: Cross multiply
    21,506,528.80x = 32,259,793.20 × 17,255,000.80
  4. Step 4: Simplify right side
    21,506,528.80x = 556,642,757,473,834.56
  5. Step 5: Solve for x
    x = 556,642,757,473,834.56/21,506,528.80
  6. Step 6: Final answer
    x = 25,882,501.20

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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.