Home / 15,929,883.63-23,894,963.55-5,147,185.50

Finding the Fourth Proportional to 15,929,883.63, 23,894,963.55 and 5,147,185.50

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Solution

The fourth proportional to 15,929,883.63, 23,894,963.55 and 5,147,185.50 is: 7,720,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929,883.63 : 23,894,963.55 = 5,147,185.50 : x
  2. Step 2: Convert to fraction form
    15,929,883.63/23,894,963.55 = 5,147,185.50/x
  3. Step 3: Cross multiply
    15,929,883.63x = 23,894,963.55 × 5,147,185.50
  4. Step 4: Simplify right side
    15,929,883.63x = 122,991,809,907,588.53
  5. Step 5: Solve for x
    x = 122,991,809,907,588.53/15,929,883.63
  6. Step 6: Final answer
    x = 7,720,822.87

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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.