Home / 7,280,831.70-10,921,247.55-2,231,486.10

Finding the Fourth Proportional to 7,280,831.70, 10,921,247.55 and 2,231,486.10

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Solution

The fourth proportional to 7,280,831.70, 10,921,247.55 and 2,231,486.10 is: 3,347,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,831.70 : 10,921,247.55 = 2,231,486.10 : x
  2. Step 2: Convert to fraction form
    7,280,831.70/10,921,247.55 = 2,231,486.10/x
  3. Step 3: Cross multiply
    7,280,831.70x = 10,921,247.55 × 2,231,486.10
  4. Step 4: Simplify right side
    7,280,831.70x = 24,370,612,102,484.06
  5. Step 5: Solve for x
    x = 24,370,612,102,484.06/7,280,831.70
  6. Step 6: Final answer
    x = 3,347,229.15

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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.