Home / 22,320,527.90-30,800,200.70-12,528,727.88

Finding the Fourth Proportional to 22,320,527.90, 30,800,200.70 and 12,528,727.88

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Solution

The fourth proportional to 22,320,527.90, 30,800,200.70 and 12,528,727.88 is: 17,288,450.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320,527.90 : 30,800,200.70 = 12,528,727.88 : x
  2. Step 2: Convert to fraction form
    22,320,527.90/30,800,200.70 = 12,528,727.88/x
  3. Step 3: Cross multiply
    22,320,527.90x = 30,800,200.70 × 12,528,727.88
  4. Step 4: Simplify right side
    22,320,527.90x = 385,887,333,219,685.56
  5. Step 5: Solve for x
    x = 385,887,333,219,685.56/22,320,527.90
  6. Step 6: Final answer
    x = 17,288,450.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.