Home / 8,495,799.65-12,722,704.28-5,640,452.45

Finding the Fourth Proportional to 8,495,799.65, 12,722,704.28 and 5,640,452.45

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Solution

The fourth proportional to 8,495,799.65, 12,722,704.28 and 5,640,452.45 is: 8,446,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495,799.65 : 12,722,704.28 = 5,640,452.45 : x
  2. Step 2: Convert to fraction form
    8,495,799.65/12,722,704.28 = 5,640,452.45/x
  3. Step 3: Cross multiply
    8,495,799.65x = 12,722,704.28 × 5,640,452.45
  4. Step 4: Simplify right side
    8,495,799.65x = 71,761,808,498,549.23
  5. Step 5: Solve for x
    x = 71,761,808,498,549.23/8,495,799.65
  6. Step 6: Final answer
    x = 8,446,739.74

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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.