Home / 13,488,200.80-20,232,301.20-4,391,155.60

Finding the Fourth Proportional to 13,488,200.80, 20,232,301.20 and 4,391,155.60

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Solution

The fourth proportional to 13,488,200.80, 20,232,301.20 and 4,391,155.60 is: 6,586,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,200.80 : 20,232,301.20 = 4,391,155.60 : x
  2. Step 2: Convert to fraction form
    13,488,200.80/20,232,301.20 = 4,391,155.60/x
  3. Step 3: Cross multiply
    13,488,200.80x = 20,232,301.20 × 4,391,155.60
  4. Step 4: Simplify right side
    13,488,200.80x = 88,843,182,715,266.70
  5. Step 5: Solve for x
    x = 88,843,182,715,266.70/13,488,200.80
  6. Step 6: Final answer
    x = 6,586,733.40

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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.