Home / 12,068,409.74-18,082,706.22-6,955,134.48

Finding the Fourth Proportional to 12,068,409.74, 18,082,706.22 and 6,955,134.48

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Solution

The fourth proportional to 12,068,409.74, 18,082,706.22 and 6,955,134.48 is: 10,421,228.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,409.74 : 18,082,706.22 = 6,955,134.48 : x
  2. Step 2: Convert to fraction form
    12,068,409.74/18,082,706.22 = 6,955,134.48/x
  3. Step 3: Cross multiply
    12,068,409.74x = 18,082,706.22 × 6,955,134.48
  4. Step 4: Simplify right side
    12,068,409.74x = 125,767,653,522,432.47
  5. Step 5: Solve for x
    x = 125,767,653,522,432.47/12,068,409.74
  6. Step 6: Final answer
    x = 10,421,228.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.