Home / 31,385,184.67-43,312,076.71-17,256,967.84

Finding the Fourth Proportional to 31,385,184.67, 43,312,076.71 and 17,256,967.84

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Solution

The fourth proportional to 31,385,184.67, 43,312,076.71 and 17,256,967.84 is: 23,814,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385,184.67 : 43,312,076.71 = 17,256,967.84 : x
  2. Step 2: Convert to fraction form
    31,385,184.67/43,312,076.71 = 17,256,967.84/x
  3. Step 3: Cross multiply
    31,385,184.67x = 43,312,076.71 × 17,256,967.84
  4. Step 4: Simplify right side
    31,385,184.67x = 747,435,114,976,151
  5. Step 5: Solve for x
    x = 747,435,114,976,151/31,385,184.67
  6. Step 6: Final answer
    x = 23,814,902.57

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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.