Home / 18,403,747.03-25,395,677.69-10,669,287.57

Finding the Fourth Proportional to 18,403,747.03, 25,395,677.69 and 10,669,287.57

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Solution

The fourth proportional to 18,403,747.03, 25,395,677.69 and 10,669,287.57 is: 14,722,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,747.03 : 25,395,677.69 = 10,669,287.57 : x
  2. Step 2: Convert to fraction form
    18,403,747.03/25,395,677.69 = 10,669,287.57/x
  3. Step 3: Cross multiply
    18,403,747.03x = 25,395,677.69 × 10,669,287.57
  4. Step 4: Simplify right side
    18,403,747.03x = 270,953,788,465,353.88
  5. Step 5: Solve for x
    x = 270,953,788,465,353.88/18,403,747.03
  6. Step 6: Final answer
    x = 14,722,751.19

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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.