Home / 12,292,575.12-16,963,309.07-6,785,831.78

Finding the Fourth Proportional to 12,292,575.12, 16,963,309.07 and 6,785,831.78

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Solution

The fourth proportional to 12,292,575.12, 16,963,309.07 and 6,785,831.78 is: 9,364,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,575.12 : 16,963,309.07 = 6,785,831.78 : x
  2. Step 2: Convert to fraction form
    12,292,575.12/16,963,309.07 = 6,785,831.78/x
  3. Step 3: Cross multiply
    12,292,575.12x = 16,963,309.07 × 6,785,831.78
  4. Step 4: Simplify right side
    12,292,575.12x = 115,110,161,789,647.36
  5. Step 5: Solve for x
    x = 115,110,161,789,647.36/12,292,575.12
  6. Step 6: Final answer
    x = 9,364,202.43

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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.