Home / 61,627,142.92-92,456,065.56-18,497,144.20

Finding the Fourth Proportional to 61,627,142.92, 92,456,065.56 and 18,497,144.20

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Solution

The fourth proportional to 61,627,142.92, 92,456,065.56 and 18,497,144.20 is: 27,750,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,627,142.92 : 92,456,065.56 = 18,497,144.20 : x
  2. Step 2: Convert to fraction form
    61,627,142.92/92,456,065.56 = 18,497,144.20/x
  3. Step 3: Cross multiply
    61,627,142.92x = 92,456,065.56 × 18,497,144.20
  4. Step 4: Simplify right side
    61,627,142.92x = 1,710,173,176,827,973.75
  5. Step 5: Solve for x
    x = 1,710,173,176,827,973.75/61,627,142.92
  6. Step 6: Final answer
    x = 27,750,323.90

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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.