Home / 22,176,590.80-33,264,886.20-13,629,211.60

Finding the Fourth Proportional to 22,176,590.80, 33,264,886.20 and 13,629,211.60

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Solution

The fourth proportional to 22,176,590.80, 33,264,886.20 and 13,629,211.60 is: 20,443,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,590.80 : 33,264,886.20 = 13,629,211.60 : x
  2. Step 2: Convert to fraction form
    22,176,590.80/33,264,886.20 = 13,629,211.60/x
  3. Step 3: Cross multiply
    22,176,590.80x = 33,264,886.20 × 13,629,211.60
  4. Step 4: Simplify right side
    22,176,590.80x = 453,374,172,869,719.88
  5. Step 5: Solve for x
    x = 453,374,172,869,719.88/22,176,590.80
  6. Step 6: Final answer
    x = 20,443,817.40

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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.