Home / 7,951,831.20-11,927,746.80-7,367,246.10

Finding the Fourth Proportional to 7,951,831.20, 11,927,746.80 and 7,367,246.10

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Solution

The fourth proportional to 7,951,831.20, 11,927,746.80 and 7,367,246.10 is: 11,050,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,831.20 : 11,927,746.80 = 7,367,246.10 : x
  2. Step 2: Convert to fraction form
    7,951,831.20/11,927,746.80 = 7,367,246.10/x
  3. Step 3: Cross multiply
    7,951,831.20x = 11,927,746.80 × 7,367,246.10
  4. Step 4: Simplify right side
    7,951,831.20x = 87,874,646,094,087.48
  5. Step 5: Solve for x
    x = 87,874,646,094,087.48/7,951,831.20
  6. Step 6: Final answer
    x = 11,050,869.15

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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.