Home / 81,204,004.02-121,803,982.89-23,696,773.44

Finding the Fourth Proportional to 81,204,004.02, 121,803,982.89 and 23,696,773.44

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Solution

The fourth proportional to 81,204,004.02, 121,803,982.89 and 23,696,773.44 is: 35,544,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,204,004.02 : 121,803,982.89 = 23,696,773.44 : x
  2. Step 2: Convert to fraction form
    81,204,004.02/121,803,982.89 = 23,696,773.44/x
  3. Step 3: Cross multiply
    81,204,004.02x = 121,803,982.89 × 23,696,773.44
  4. Step 4: Simplify right side
    81,204,004.02x = 2,886,361,386,633,966.50
  5. Step 5: Solve for x
    x = 2,886,361,386,633,966.50/81,204,004.02
  6. Step 6: Final answer
    x = 35,544,569.77

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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.