Home / 47,815,774.20-71,698,743.54-17,098,512.12

Finding the Fourth Proportional to 47,815,774.20, 71,698,743.54 and 17,098,512.12

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Solution

The fourth proportional to 47,815,774.20, 71,698,743.54 and 17,098,512.12 is: 25,638,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,815,774.20 : 71,698,743.54 = 17,098,512.12 : x
  2. Step 2: Convert to fraction form
    47,815,774.20/71,698,743.54 = 17,098,512.12/x
  3. Step 3: Cross multiply
    47,815,774.20x = 71,698,743.54 × 17,098,512.12
  4. Step 4: Simplify right side
    47,815,774.20x = 1,225,941,835,407,462
  5. Step 5: Solve for x
    x = 1,225,941,835,407,462/47,815,774.20
  6. Step 6: Final answer
    x = 25,638,857.80

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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.