Home / 8,127,417.49-11,215,707.73-4,456,364.24

Finding the Fourth Proportional to 8,127,417.49, 11,215,707.73 and 4,456,364.24

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Solution

The fourth proportional to 8,127,417.49, 11,215,707.73 and 4,456,364.24 is: 6,149,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,417.49 : 11,215,707.73 = 4,456,364.24 : x
  2. Step 2: Convert to fraction form
    8,127,417.49/11,215,707.73 = 4,456,364.24/x
  3. Step 3: Cross multiply
    8,127,417.49x = 11,215,707.73 × 4,456,364.24
  4. Step 4: Simplify right side
    8,127,417.49x = 49,981,278,871,161.93
  5. Step 5: Solve for x
    x = 49,981,278,871,161.93/8,127,417.49
  6. Step 6: Final answer
    x = 6,149,712.25

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Double scale
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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.