Home / 22,688,717.54-31,310,430.26-12,375,440.64

Finding the Fourth Proportional to 22,688,717.54, 31,310,430.26 and 12,375,440.64

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Solution

The fourth proportional to 22,688,717.54, 31,310,430.26 and 12,375,440.64 is: 17,078,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688,717.54 : 31,310,430.26 = 12,375,440.64 : x
  2. Step 2: Convert to fraction form
    22,688,717.54/31,310,430.26 = 12,375,440.64/x
  3. Step 3: Cross multiply
    22,688,717.54x = 31,310,430.26 × 12,375,440.64
  4. Step 4: Simplify right side
    22,688,717.54x = 387,480,371,033,612.56
  5. Step 5: Solve for x
    x = 387,480,371,033,612.56/22,688,717.54
  6. Step 6: Final answer
    x = 17,078,108.11

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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.