Home / 13,466,263.20-20,199,394.80-13,253,686.80

Finding the Fourth Proportional to 13,466,263.20, 20,199,394.80 and 13,253,686.80

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Solution

The fourth proportional to 13,466,263.20, 20,199,394.80 and 13,253,686.80 is: 19,880,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,263.20 : 20,199,394.80 = 13,253,686.80 : x
  2. Step 2: Convert to fraction form
    13,466,263.20/20,199,394.80 = 13,253,686.80/x
  3. Step 3: Cross multiply
    13,466,263.20x = 20,199,394.80 × 13,253,686.80
  4. Step 4: Simplify right side
    13,466,263.20x = 267,716,452,228,748.66
  5. Step 5: Solve for x
    x = 267,716,452,228,748.66/13,466,263.20
  6. Step 6: Final answer
    x = 19,880,530.20

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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.