Home / 31,707,426.24-43,756,472.16-17,220,738.24

Finding the Fourth Proportional to 31,707,426.24, 43,756,472.16 and 17,220,738.24

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Solution

The fourth proportional to 31,707,426.24, 43,756,472.16 and 17,220,738.24 is: 23,764,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,426.24 : 43,756,472.16 = 17,220,738.24 : x
  2. Step 2: Convert to fraction form
    31,707,426.24/43,756,472.16 = 17,220,738.24/x
  3. Step 3: Cross multiply
    31,707,426.24x = 43,756,472.16 × 17,220,738.24
  4. Step 4: Simplify right side
    31,707,426.24x = 753,518,753,373,207.25
  5. Step 5: Solve for x
    x = 753,518,753,373,207.25/31,707,426.24
  6. Step 6: Final answer
    x = 23,764,740.40

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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.