Home / 62,743,478.79-86,571,814.23-37,963,049.40

Finding the Fourth Proportional to 62,743,478.79, 86,571,814.23 and 37,963,049.40

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Solution

The fourth proportional to 62,743,478.79, 86,571,814.23 and 37,963,049.40 is: 52,380,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,743,478.79 : 86,571,814.23 = 37,963,049.40 : x
  2. Step 2: Convert to fraction form
    62,743,478.79/86,571,814.23 = 37,963,049.40/x
  3. Step 3: Cross multiply
    62,743,478.79x = 86,571,814.23 × 37,963,049.40
  4. Step 4: Simplify right side
    62,743,478.79x = 3,286,530,060,261,113
  5. Step 5: Solve for x
    x = 3,286,530,060,261,113/62,743,478.79
  6. Step 6: Final answer
    x = 52,380,424.61

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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.