Home / 15,079,006.38-20,816,256.33-9,282,756.54

Finding the Fourth Proportional to 15,079,006.38, 20,816,256.33 and 9,282,756.54

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Solution

The fourth proportional to 15,079,006.38, 20,816,256.33 and 9,282,756.54 is: 12,814,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079,006.38 : 20,816,256.33 = 9,282,756.54 : x
  2. Step 2: Convert to fraction form
    15,079,006.38/20,816,256.33 = 9,282,756.54/x
  3. Step 3: Cross multiply
    15,079,006.38x = 20,816,256.33 × 9,282,756.54
  4. Step 4: Simplify right side
    15,079,006.38x = 193,232,239,585,623.88
  5. Step 5: Solve for x
    x = 193,232,239,585,623.88/15,079,006.38
  6. Step 6: Final answer
    x = 12,814,653.35

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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.