Home / 31,591,820.14-43,595,875.50-17,653,289.78

Finding the Fourth Proportional to 31,591,820.14, 43,595,875.50 and 17,653,289.78

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Solution

The fourth proportional to 31,591,820.14, 43,595,875.50 and 17,653,289.78 is: 24,361,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,820.14 : 43,595,875.50 = 17,653,289.78 : x
  2. Step 2: Convert to fraction form
    31,591,820.14/43,595,875.50 = 17,653,289.78/x
  3. Step 3: Cross multiply
    31,591,820.14x = 43,595,875.50 × 17,653,289.78
  4. Step 4: Simplify right side
    31,591,820.14x = 769,610,623,311,165.12
  5. Step 5: Solve for x
    x = 769,610,623,311,165.12/31,591,820.14
  6. Step 6: Final answer
    x = 24,361,072.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.