Home / 14,746,687.20-20,350,528.56-8,220,731.04

Finding the Fourth Proportional to 14,746,687.20, 20,350,528.56 and 8,220,731.04

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Solution

The fourth proportional to 14,746,687.20, 20,350,528.56 and 8,220,731.04 is: 11,344,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746,687.20 : 20,350,528.56 = 8,220,731.04 : x
  2. Step 2: Convert to fraction form
    14,746,687.20/20,350,528.56 = 8,220,731.04/x
  3. Step 3: Cross multiply
    14,746,687.20x = 20,350,528.56 × 8,220,731.04
  4. Step 4: Simplify right side
    14,746,687.20x = 167,296,221,813,598.50
  5. Step 5: Solve for x
    x = 167,296,221,813,598.50/14,746,687.20
  6. Step 6: Final answer
    x = 11,344,664.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.