Home / 14,414,200.74-19,891,599.06-7,887,831.78

Finding the Fourth Proportional to 14,414,200.74, 19,891,599.06 and 7,887,831.78

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Solution

The fourth proportional to 14,414,200.74, 19,891,599.06 and 7,887,831.78 is: 10,885,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,200.74 : 19,891,599.06 = 7,887,831.78 : x
  2. Step 2: Convert to fraction form
    14,414,200.74/19,891,599.06 = 7,887,831.78/x
  3. Step 3: Cross multiply
    14,414,200.74x = 19,891,599.06 × 7,887,831.78
  4. Step 4: Simplify right side
    14,414,200.74x = 156,901,587,220,486.12
  5. Step 5: Solve for x
    x = 156,901,587,220,486.12/14,414,200.74
  6. Step 6: Final answer
    x = 10,885,208.97

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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.