Home / 11,240,447.46-15,512,100.99-6,891,931.50

Finding the Fourth Proportional to 11,240,447.46, 15,512,100.99 and 6,891,931.50

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Solution

The fourth proportional to 11,240,447.46, 15,512,100.99 and 6,891,931.50 is: 9,511,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,447.46 : 15,512,100.99 = 6,891,931.50 : x
  2. Step 2: Convert to fraction form
    11,240,447.46/15,512,100.99 = 6,891,931.50/x
  3. Step 3: Cross multiply
    11,240,447.46x = 15,512,100.99 × 6,891,931.50
  4. Step 4: Simplify right side
    11,240,447.46x = 106,908,337,444,162.19
  5. Step 5: Solve for x
    x = 106,908,337,444,162.19/11,240,447.46
  6. Step 6: Final answer
    x = 9,511,039.29

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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.