Home / 15,079,004.88-20,816,254.26-9,282,755.04

Finding the Fourth Proportional to 15,079,004.88, 20,816,254.26 and 9,282,755.04

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Solution

The fourth proportional to 15,079,004.88, 20,816,254.26 and 9,282,755.04 is: 12,814,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079,004.88 : 20,816,254.26 = 9,282,755.04 : x
  2. Step 2: Convert to fraction form
    15,079,004.88/20,816,254.26 = 9,282,755.04/x
  3. Step 3: Cross multiply
    15,079,004.88x = 20,816,254.26 × 9,282,755.04
  4. Step 4: Simplify right side
    15,079,004.88x = 193,232,189,145,936.47
  5. Step 5: Solve for x
    x = 193,232,189,145,936.47/15,079,004.88
  6. Step 6: Final answer
    x = 12,814,651.28

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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.