Home / 15,314,923.76-22,958,481.36-7,640,915.72

Finding the Fourth Proportional to 15,314,923.76, 22,958,481.36 and 7,640,915.72

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Solution

The fourth proportional to 15,314,923.76, 22,958,481.36 and 7,640,915.72 is: 11,454,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,314,923.76 : 22,958,481.36 = 7,640,915.72 : x
  2. Step 2: Convert to fraction form
    15,314,923.76/22,958,481.36 = 7,640,915.72/x
  3. Step 3: Cross multiply
    15,314,923.76x = 22,958,481.36 × 7,640,915.72
  4. Step 4: Simplify right side
    15,314,923.76x = 175,423,821,130,950.97
  5. Step 5: Solve for x
    x = 175,423,821,130,950.97/15,314,923.76
  6. Step 6: Final answer
    x = 11,454,436.46

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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.