Home / 81,969,931.23-122,936,787.14-23,664,944.58

Finding the Fourth Proportional to 81,969,931.23, 122,936,787.14 and 23,664,944.58

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Solution

The fourth proportional to 81,969,931.23, 122,936,787.14 and 23,664,944.58 is: 35,492,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,969,931.23 : 122,936,787.14 = 23,664,944.58 : x
  2. Step 2: Convert to fraction form
    81,969,931.23/122,936,787.14 = 23,664,944.58/x
  3. Step 3: Cross multiply
    81,969,931.23x = 122,936,787.14 × 23,664,944.58
  4. Step 4: Simplify right side
    81,969,931.23x = 2,909,292,254,393,032
  5. Step 5: Solve for x
    x = 2,909,292,254,393,032/81,969,931.23
  6. Step 6: Final answer
    x = 35,492,188.55

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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.