Home / 31,207,277.20-46,810,915.80-27,428,141.20

Finding the Fourth Proportional to 31,207,277.20, 46,810,915.80 and 27,428,141.20

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Solution

The fourth proportional to 31,207,277.20, 46,810,915.80 and 27,428,141.20 is: 41,142,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207,277.20 : 46,810,915.80 = 27,428,141.20 : x
  2. Step 2: Convert to fraction form
    31,207,277.20/46,810,915.80 = 27,428,141.20/x
  3. Step 3: Cross multiply
    31,207,277.20x = 46,810,915.80 × 27,428,141.20
  4. Step 4: Simplify right side
    31,207,277.20x = 1,283,936,408,263,710.75
  5. Step 5: Solve for x
    x = 1,283,936,408,263,710.75/31,207,277.20
  6. Step 6: Final answer
    x = 41,142,211.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.