Home / 61,347,857.28-92,014,965.42-21,954,521.12

Finding the Fourth Proportional to 61,347,857.28, 92,014,965.42 and 21,954,521.12

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Solution

The fourth proportional to 61,347,857.28, 92,014,965.42 and 21,954,521.12 is: 32,929,340.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,347,857.28 : 92,014,965.42 = 21,954,521.12 : x
  2. Step 2: Convert to fraction form
    61,347,857.28/92,014,965.42 = 21,954,521.12/x
  3. Step 3: Cross multiply
    61,347,857.28x = 92,014,965.42 × 21,954,521.12
  4. Step 4: Simplify right side
    61,347,857.28x = 2,020,144,501,099,612.25
  5. Step 5: Solve for x
    x = 2,020,144,501,099,612.25/61,347,857.28
  6. Step 6: Final answer
    x = 32,929,340.83

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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.