Home / 15,443,378.10-23,164,963.20-3,928,746.54

Finding the Fourth Proportional to 15,443,378.10, 23,164,963.20 and 3,928,746.54

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Solution

The fourth proportional to 15,443,378.10, 23,164,963.20 and 3,928,746.54 is: 5,893,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443,378.10 : 23,164,963.20 = 3,928,746.54 : x
  2. Step 2: Convert to fraction form
    15,443,378.10/23,164,963.20 = 3,928,746.54/x
  3. Step 3: Cross multiply
    15,443,378.10x = 23,164,963.20 × 3,928,746.54
  4. Step 4: Simplify right side
    15,443,378.10x = 91,009,269,021,227.33
  5. Step 5: Solve for x
    x = 91,009,269,021,227.33/15,443,378.10
  6. Step 6: Final answer
    x = 5,893,093.37

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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.