Home / 18,604,046.60-27,909,794.90-10,418,329.70

Finding the Fourth Proportional to 18,604,046.60, 27,909,794.90 and 10,418,329.70

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Solution

The fourth proportional to 18,604,046.60, 27,909,794.90 and 10,418,329.70 is: 15,629,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,046.60 : 27,909,794.90 = 10,418,329.70 : x
  2. Step 2: Convert to fraction form
    18,604,046.60/27,909,794.90 = 10,418,329.70/x
  3. Step 3: Cross multiply
    18,604,046.60x = 27,909,794.90 × 10,418,329.70
  4. Step 4: Simplify right side
    18,604,046.60x = 290,773,445,127,578.50
  5. Step 5: Solve for x
    x = 290,773,445,127,578.50/18,604,046.60
  6. Step 6: Final answer
    x = 15,629,580.56

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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.