Home / 18,338,316.48-25,305,845.46-10,992,473.46

Finding the Fourth Proportional to 18,338,316.48, 25,305,845.46 and 10,992,473.46

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Solution

The fourth proportional to 18,338,316.48, 25,305,845.46 and 10,992,473.46 is: 15,168,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,316.48 : 25,305,845.46 = 10,992,473.46 : x
  2. Step 2: Convert to fraction form
    18,338,316.48/25,305,845.46 = 10,992,473.46/x
  3. Step 3: Cross multiply
    18,338,316.48x = 25,305,845.46 × 10,992,473.46
  4. Step 4: Simplify right side
    18,338,316.48x = 278,173,834,601,911.53
  5. Step 5: Solve for x
    x = 278,173,834,601,911.53/18,338,316.48
  6. Step 6: Final answer
    x = 15,168,995.20

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1.5x scale

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.