Home / 11,240,451.88-15,510,172.62-6,278,281.76

Finding the Fourth Proportional to 11,240,451.88, 15,510,172.62 and 6,278,281.76

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Solution

The fourth proportional to 11,240,451.88, 15,510,172.62 and 6,278,281.76 is: 8,663,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,451.88 : 15,510,172.62 = 6,278,281.76 : x
  2. Step 2: Convert to fraction form
    11,240,451.88/15,510,172.62 = 6,278,281.76/x
  3. Step 3: Cross multiply
    11,240,451.88x = 15,510,172.62 × 6,278,281.76
  4. Step 4: Simplify right side
    11,240,451.88x = 97,377,233,916,916.39
  5. Step 5: Solve for x
    x = 97,377,233,916,916.39/11,240,451.88
  6. Step 6: Final answer
    x = 8,663,106.70

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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.