Home / 66,430,712.53-91,674,440.37-37,062,049.65

Finding the Fourth Proportional to 66,430,712.53, 91,674,440.37 and 37,062,049.65

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Solution

The fourth proportional to 66,430,712.53, 91,674,440.37 and 37,062,049.65 is: 51,145,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,712.53 : 91,674,440.37 = 37,062,049.65 : x
  2. Step 2: Convert to fraction form
    66,430,712.53/91,674,440.37 = 37,062,049.65/x
  3. Step 3: Cross multiply
    66,430,712.53x = 91,674,440.37 × 37,062,049.65
  4. Step 4: Simplify right side
    66,430,712.53x = 3,397,642,660,170,532.50
  5. Step 5: Solve for x
    x = 3,397,642,660,170,532.50/66,430,712.53
  6. Step 6: Final answer
    x = 51,145,660.35

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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.