Home / 81,336,181.19-122,024,938.93-23,043,795.71

Finding the Fourth Proportional to 81,336,181.19, 122,024,938.93 and 23,043,795.71

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Solution

The fourth proportional to 81,336,181.19, 122,024,938.93 and 23,043,795.71 is: 34,571,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,336,181.19 : 122,024,938.93 = 23,043,795.71 : x
  2. Step 2: Convert to fraction form
    81,336,181.19/122,024,938.93 = 23,043,795.71/x
  3. Step 3: Cross multiply
    81,336,181.19x = 122,024,938.93 × 23,043,795.71
  4. Step 4: Simplify right side
    81,336,181.19x = 2,811,917,763,560,411.50
  5. Step 5: Solve for x
    x = 2,811,917,763,560,411.50/81,336,181.19
  6. Step 6: Final answer
    x = 34,571,548.88

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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.