Home / 45,146,096.43-67,701,815.46-19,221,961.83

Finding the Fourth Proportional to 45,146,096.43, 67,701,815.46 and 19,221,961.83

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Solution

The fourth proportional to 45,146,096.43, 67,701,815.46 and 19,221,961.83 is: 28,825,564.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,146,096.43 : 67,701,815.46 = 19,221,961.83 : x
  2. Step 2: Convert to fraction form
    45,146,096.43/67,701,815.46 = 19,221,961.83/x
  3. Step 3: Cross multiply
    45,146,096.43x = 67,701,815.46 × 19,221,961.83
  4. Step 4: Simplify right side
    45,146,096.43x = 1,301,361,712,593,823.75
  5. Step 5: Solve for x
    x = 1,301,361,712,593,823.75/45,146,096.43
  6. Step 6: Final answer
    x = 28,825,564.46

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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.