Home / 22,248,812.40-33,373,218.60-18,422,437.20

Finding the Fourth Proportional to 22,248,812.40, 33,373,218.60 and 18,422,437.20

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Solution

The fourth proportional to 22,248,812.40, 33,373,218.60 and 18,422,437.20 is: 27,633,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248,812.40 : 33,373,218.60 = 18,422,437.20 : x
  2. Step 2: Convert to fraction form
    22,248,812.40/33,373,218.60 = 18,422,437.20/x
  3. Step 3: Cross multiply
    22,248,812.40x = 33,373,218.60 × 18,422,437.20
  4. Step 4: Simplify right side
    22,248,812.40x = 614,816,023,820,371.88
  5. Step 5: Solve for x
    x = 614,816,023,820,371.88/22,248,812.40
  6. Step 6: Final answer
    x = 27,633,655.80

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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.