Home / 11,509,719.76-15,883,414.14-6,353,082.64

Finding the Fourth Proportional to 11,509,719.76, 15,883,414.14 and 6,353,082.64

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Solution

The fourth proportional to 11,509,719.76, 15,883,414.14 and 6,353,082.64 is: 8,767,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509,719.76 : 15,883,414.14 = 6,353,082.64 : x
  2. Step 2: Convert to fraction form
    11,509,719.76/15,883,414.14 = 6,353,082.64/x
  3. Step 3: Cross multiply
    11,509,719.76x = 15,883,414.14 × 6,353,082.64
  4. Step 4: Simplify right side
    11,509,719.76x = 100,908,642,636,764.53
  5. Step 5: Solve for x
    x = 100,908,642,636,764.53/11,509,719.76
  6. Step 6: Final answer
    x = 8,767,254.52

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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.