Home / 8,776,655.92-12,112,808.03-5,105,727.19

Finding the Fourth Proportional to 8,776,655.92, 12,112,808.03 and 5,105,727.19

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Solution

The fourth proportional to 8,776,655.92, 12,112,808.03 and 5,105,727.19 is: 7,046,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,655.92 : 12,112,808.03 = 5,105,727.19 : x
  2. Step 2: Convert to fraction form
    8,776,655.92/12,112,808.03 = 5,105,727.19/x
  3. Step 3: Cross multiply
    8,776,655.92x = 12,112,808.03 × 5,105,727.19
  4. Step 4: Simplify right side
    8,776,655.92x = 61,844,693,306,021.34
  5. Step 5: Solve for x
    x = 61,844,693,306,021.34/8,776,655.92
  6. Step 6: Final answer
    x = 7,046,498.56

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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.