Home / 7,766,831.16-11,650,236.72-2,087,055.54

Finding the Fourth Proportional to 7,766,831.16, 11,650,236.72 and 2,087,055.54

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Solution

The fourth proportional to 7,766,831.16, 11,650,236.72 and 2,087,055.54 is: 3,130,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,831.16 : 11,650,236.72 = 2,087,055.54 : x
  2. Step 2: Convert to fraction form
    7,766,831.16/11,650,236.72 = 2,087,055.54/x
  3. Step 3: Cross multiply
    7,766,831.16x = 11,650,236.72 × 2,087,055.54
  4. Step 4: Simplify right side
    7,766,831.16x = 24,314,691,088,787.43
  5. Step 5: Solve for x
    x = 24,314,691,088,787.43/7,766,831.16
  6. Step 6: Final answer
    x = 3,130,580.62

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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.