Home / 22,144,909.60-33,217,364.40-18,561,728.80

Finding the Fourth Proportional to 22,144,909.60, 33,217,364.40 and 18,561,728.80

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Solution

The fourth proportional to 22,144,909.60, 33,217,364.40 and 18,561,728.80 is: 27,842,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,909.60 : 33,217,364.40 = 18,561,728.80 : x
  2. Step 2: Convert to fraction form
    22,144,909.60/33,217,364.40 = 18,561,728.80/x
  3. Step 3: Cross multiply
    22,144,909.60x = 33,217,364.40 × 18,561,728.80
  4. Step 4: Simplify right side
    22,144,909.60x = 616,571,709,443,574.75
  5. Step 5: Solve for x
    x = 616,571,709,443,574.75/22,144,909.60
  6. Step 6: Final answer
    x = 27,842,593.20

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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.