Home / 11,731,954.12-16,191,765.12-6,506,124.56

Finding the Fourth Proportional to 11,731,954.12, 16,191,765.12 and 6,506,124.56

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Solution

The fourth proportional to 11,731,954.12, 16,191,765.12 and 6,506,124.56 is: 8,979,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731,954.12 : 16,191,765.12 = 6,506,124.56 : x
  2. Step 2: Convert to fraction form
    11,731,954.12/16,191,765.12 = 6,506,124.56/x
  3. Step 3: Cross multiply
    11,731,954.12x = 16,191,765.12 × 6,506,124.56
  4. Step 4: Simplify right side
    11,731,954.12x = 105,345,640,716,983.33
  5. Step 5: Solve for x
    x = 105,345,640,716,983.33/11,731,954.12
  6. Step 6: Final answer
    x = 8,979,377.15

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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.