Home / 22,145,931.40-33,218,897.10-8,682,759.40

Finding the Fourth Proportional to 22,145,931.40, 33,218,897.10 and 8,682,759.40

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Solution

The fourth proportional to 22,145,931.40, 33,218,897.10 and 8,682,759.40 is: 13,024,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,931.40 : 33,218,897.10 = 8,682,759.40 : x
  2. Step 2: Convert to fraction form
    22,145,931.40/33,218,897.10 = 8,682,759.40/x
  3. Step 3: Cross multiply
    22,145,931.40x = 33,218,897.10 × 8,682,759.40
  4. Step 4: Simplify right side
    22,145,931.40x = 288,431,691,052,657.75
  5. Step 5: Solve for x
    x = 288,431,691,052,657.75/22,145,931.40
  6. Step 6: Final answer
    x = 13,024,139.10

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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.