Home / 65,627,105.35-98,427,887.30-18,937,308.63

Finding the Fourth Proportional to 65,627,105.35, 98,427,887.30 and 18,937,308.63

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Solution

The fourth proportional to 65,627,105.35, 98,427,887.30 and 18,937,308.63 is: 28,402,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,627,105.35 : 98,427,887.30 = 18,937,308.63 : x
  2. Step 2: Convert to fraction form
    65,627,105.35/98,427,887.30 = 18,937,308.63/x
  3. Step 3: Cross multiply
    65,627,105.35x = 98,427,887.30 × 18,937,308.63
  4. Step 4: Simplify right side
    65,627,105.35x = 1,863,959,279,598,957.25
  5. Step 5: Solve for x
    x = 1,863,959,279,598,957.25/65,627,105.35
  6. Step 6: Final answer
    x = 28,402,277.83

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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.