Home / 14,231,519.30-19,639,258.44-7,705,095.78

Finding the Fourth Proportional to 14,231,519.30, 19,639,258.44 and 7,705,095.78

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Solution

The fourth proportional to 14,231,519.30, 19,639,258.44 and 7,705,095.78 is: 10,632,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,519.30 : 19,639,258.44 = 7,705,095.78 : x
  2. Step 2: Convert to fraction form
    14,231,519.30/19,639,258.44 = 7,705,095.78/x
  3. Step 3: Cross multiply
    14,231,519.30x = 19,639,258.44 × 7,705,095.78
  4. Step 4: Simplify right side
    14,231,519.30x = 151,322,367,328,373.41
  5. Step 5: Solve for x
    x = 151,322,367,328,373.41/14,231,519.30
  6. Step 6: Final answer
    x = 10,632,903.22

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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.