Home / 13,887,627.71-19,164,260.34-7,692,256.44

Finding the Fourth Proportional to 13,887,627.71, 19,164,260.34 and 7,692,256.44

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Solution

The fourth proportional to 13,887,627.71, 19,164,260.34 and 7,692,256.44 is: 10,614,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887,627.71 : 19,164,260.34 = 7,692,256.44 : x
  2. Step 2: Convert to fraction form
    13,887,627.71/19,164,260.34 = 7,692,256.44/x
  3. Step 3: Cross multiply
    13,887,627.71x = 19,164,260.34 × 7,692,256.44
  4. Step 4: Simplify right side
    13,887,627.71x = 147,416,405,018,201.59
  5. Step 5: Solve for x
    x = 147,416,405,018,201.59/13,887,627.71
  6. Step 6: Final answer
    x = 10,614,945.05

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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.