Home / 22,713,101.58-31,342,894.54-12,397,831.78

Finding the Fourth Proportional to 22,713,101.58, 31,342,894.54 and 12,397,831.78

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Solution

The fourth proportional to 22,713,101.58, 31,342,894.54 and 12,397,831.78 is: 17,108,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713,101.58 : 31,342,894.54 = 12,397,831.78 : x
  2. Step 2: Convert to fraction form
    22,713,101.58/31,342,894.54 = 12,397,831.78/x
  3. Step 3: Cross multiply
    22,713,101.58x = 31,342,894.54 × 12,397,831.78
  4. Step 4: Simplify right side
    22,713,101.58x = 388,583,934,005,200.44
  5. Step 5: Solve for x
    x = 388,583,934,005,200.44/22,713,101.58
  6. Step 6: Final answer
    x = 17,108,360.68

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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.