Home / 18,574,900.40-27,862,350.60-9,965,556.20

Finding the Fourth Proportional to 18,574,900.40, 27,862,350.60 and 9,965,556.20

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Solution

The fourth proportional to 18,574,900.40, 27,862,350.60 and 9,965,556.20 is: 14,948,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,900.40 : 27,862,350.60 = 9,965,556.20 : x
  2. Step 2: Convert to fraction form
    18,574,900.40/27,862,350.60 = 9,965,556.20/x
  3. Step 3: Cross multiply
    18,574,900.40x = 27,862,350.60 × 9,965,556.20
  4. Step 4: Simplify right side
    18,574,900.40x = 277,663,820,768,403.72
  5. Step 5: Solve for x
    x = 277,663,820,768,403.72/18,574,900.40
  6. Step 6: Final answer
    x = 14,948,334.30

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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.