Home / 13,482,714.90-20,224,072.35-8,947,751.70

Finding the Fourth Proportional to 13,482,714.90, 20,224,072.35 and 8,947,751.70

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Solution

The fourth proportional to 13,482,714.90, 20,224,072.35 and 8,947,751.70 is: 13,421,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,714.90 : 20,224,072.35 = 8,947,751.70 : x
  2. Step 2: Convert to fraction form
    13,482,714.90/20,224,072.35 = 8,947,751.70/x
  3. Step 3: Cross multiply
    13,482,714.90x = 20,224,072.35 × 8,947,751.70
  4. Step 4: Simplify right side
    13,482,714.90x = 180,959,977,750,635.50
  5. Step 5: Solve for x
    x = 180,959,977,750,635.50/13,482,714.90
  6. Step 6: Final answer
    x = 13,421,627.55

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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.