Home / 18,103,530.30-27,155,295.45-16,898,930.70

Finding the Fourth Proportional to 18,103,530.30, 27,155,295.45 and 16,898,930.70

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Solution

The fourth proportional to 18,103,530.30, 27,155,295.45 and 16,898,930.70 is: 25,348,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,530.30 : 27,155,295.45 = 16,898,930.70 : x
  2. Step 2: Convert to fraction form
    18,103,530.30/27,155,295.45 = 16,898,930.70/x
  3. Step 3: Cross multiply
    18,103,530.30x = 27,155,295.45 × 16,898,930.70
  4. Step 4: Simplify right side
    18,103,530.30x = 458,895,455,947,575.31
  5. Step 5: Solve for x
    x = 458,895,455,947,575.31/18,103,530.30
  6. Step 6: Final answer
    x = 25,348,396.05

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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.