Home / 22,176,489.60-33,264,734.40-13,666,435.20

Finding the Fourth Proportional to 22,176,489.60, 33,264,734.40 and 13,666,435.20

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Solution

The fourth proportional to 22,176,489.60, 33,264,734.40 and 13,666,435.20 is: 20,499,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,489.60 : 33,264,734.40 = 13,666,435.20 : x
  2. Step 2: Convert to fraction form
    22,176,489.60/33,264,734.40 = 13,666,435.20/x
  3. Step 3: Cross multiply
    22,176,489.60x = 33,264,734.40 × 13,666,435.20
  4. Step 4: Simplify right side
    22,176,489.60x = 454,610,337,122,810.81
  5. Step 5: Solve for x
    x = 454,610,337,122,810.81/22,176,489.60
  6. Step 6: Final answer
    x = 20,499,652.80

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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.