Home / 13,303,097.40-19,954,646.10-11,815,062.60

Finding the Fourth Proportional to 13,303,097.40, 19,954,646.10 and 11,815,062.60

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Solution

The fourth proportional to 13,303,097.40, 19,954,646.10 and 11,815,062.60 is: 17,722,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,097.40 : 19,954,646.10 = 11,815,062.60 : x
  2. Step 2: Convert to fraction form
    13,303,097.40/19,954,646.10 = 11,815,062.60/x
  3. Step 3: Cross multiply
    13,303,097.40x = 19,954,646.10 × 11,815,062.60
  4. Step 4: Simplify right side
    13,303,097.40x = 235,765,392,832,345.88
  5. Step 5: Solve for x
    x = 235,765,392,832,345.88/13,303,097.40
  6. Step 6: Final answer
    x = 17,722,593.90

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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.