Home / 8,145,280.11-11,239,831.04-4,707,743.79

Finding the Fourth Proportional to 8,145,280.11, 11,239,831.04 and 4,707,743.79

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Solution

The fourth proportional to 8,145,280.11, 11,239,831.04 and 4,707,743.79 is: 6,496,307.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,280.11 : 11,239,831.04 = 4,707,743.79 : x
  2. Step 2: Convert to fraction form
    8,145,280.11/11,239,831.04 = 4,707,743.79/x
  3. Step 3: Cross multiply
    8,145,280.11x = 11,239,831.04 × 4,707,743.79
  4. Step 4: Simplify right side
    8,145,280.11x = 52,914,244,755,670.52
  5. Step 5: Solve for x
    x = 52,914,244,755,670.52/8,145,280.11
  6. Step 6: Final answer
    x = 6,496,307.56

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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.