Home / 11,855,451.92-16,360,602.12-6,422,943.92

Finding the Fourth Proportional to 11,855,451.92, 16,360,602.12 and 6,422,943.92

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Solution

The fourth proportional to 11,855,451.92, 16,360,602.12 and 6,422,943.92 is: 8,863,705.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855,451.92 : 16,360,602.12 = 6,422,943.92 : x
  2. Step 2: Convert to fraction form
    11,855,451.92/16,360,602.12 = 6,422,943.92/x
  3. Step 3: Cross multiply
    11,855,451.92x = 16,360,602.12 × 6,422,943.92
  4. Step 4: Simplify right side
    11,855,451.92x = 105,083,229,914,193.11
  5. Step 5: Solve for x
    x = 105,083,229,914,193.11/11,855,451.92
  6. Step 6: Final answer
    x = 8,863,705.12

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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.