Home / 13,480,206.20-20,220,309.30-10,291,560.20

Finding the Fourth Proportional to 13,480,206.20, 20,220,309.30 and 10,291,560.20

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Solution

The fourth proportional to 13,480,206.20, 20,220,309.30 and 10,291,560.20 is: 15,437,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,206.20 : 20,220,309.30 = 10,291,560.20 : x
  2. Step 2: Convert to fraction form
    13,480,206.20/20,220,309.30 = 10,291,560.20/x
  3. Step 3: Cross multiply
    13,480,206.20x = 20,220,309.30 × 10,291,560.20
  4. Step 4: Simplify right side
    13,480,206.20x = 208,098,530,423,569.84
  5. Step 5: Solve for x
    x = 208,098,530,423,569.84/13,480,206.20
  6. Step 6: Final answer
    x = 15,437,340.30

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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.