Home / 15,969,831.40-23,958,246.30-7,886,679.40

Finding the Fourth Proportional to 15,969,831.40, 23,958,246.30 and 7,886,679.40

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Solution

The fourth proportional to 15,969,831.40, 23,958,246.30 and 7,886,679.40 is: 11,831,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969,831.40 : 23,958,246.30 = 7,886,679.40 : x
  2. Step 2: Convert to fraction form
    15,969,831.40/23,958,246.30 = 7,886,679.40/x
  3. Step 3: Cross multiply
    15,969,831.40x = 23,958,246.30 × 7,886,679.40
  4. Step 4: Simplify right side
    15,969,831.40x = 188,951,007,554,336.25
  5. Step 5: Solve for x
    x = 188,951,007,554,336.25/15,969,831.40
  6. Step 6: Final answer
    x = 11,831,747.18

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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.