Home / 8,324,410.56-11,489,606.28-5,418,740.40

Finding the Fourth Proportional to 8,324,410.56, 11,489,606.28 and 5,418,740.40

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Solution

The fourth proportional to 8,324,410.56, 11,489,606.28 and 5,418,740.40 is: 7,479,111.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324,410.56 : 11,489,606.28 = 5,418,740.40 : x
  2. Step 2: Convert to fraction form
    8,324,410.56/11,489,606.28 = 5,418,740.40/x
  3. Step 3: Cross multiply
    8,324,410.56x = 11,489,606.28 × 5,418,740.40
  4. Step 4: Simplify right side
    8,324,410.56x = 62,259,193,729,529.71
  5. Step 5: Solve for x
    x = 62,259,193,729,529.71/8,324,410.56
  6. Step 6: Final answer
    x = 7,479,111.38

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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.