Home / 51,351,625.75-70,872,510.58-31,778,819.56

Finding the Fourth Proportional to 51,351,625.75, 70,872,510.58 and 31,778,819.56

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Solution

The fourth proportional to 51,351,625.75, 70,872,510.58 and 31,778,819.56 is: 43,859,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351,625.75 : 70,872,510.58 = 31,778,819.56 : x
  2. Step 2: Convert to fraction form
    51,351,625.75/70,872,510.58 = 31,778,819.56/x
  3. Step 3: Cross multiply
    51,351,625.75x = 70,872,510.58 × 31,778,819.56
  4. Step 4: Simplify right side
    51,351,625.75x = 2,252,244,725,486,011
  5. Step 5: Solve for x
    x = 2,252,244,725,486,011/51,351,625.75
  6. Step 6: Final answer
    x = 43,859,268.18

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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.