Home / 12,225,960.30-18,338,940.45-6,557,256.30

Finding the Fourth Proportional to 12,225,960.30, 18,338,940.45 and 6,557,256.30

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Solution

The fourth proportional to 12,225,960.30, 18,338,940.45 and 6,557,256.30 is: 9,835,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,960.30 : 18,338,940.45 = 6,557,256.30 : x
  2. Step 2: Convert to fraction form
    12,225,960.30/18,338,940.45 = 6,557,256.30/x
  3. Step 3: Cross multiply
    12,225,960.30x = 18,338,940.45 × 6,557,256.30
  4. Step 4: Simplify right side
    12,225,960.30x = 120,253,132,801,087.33
  5. Step 5: Solve for x
    x = 120,253,132,801,087.33/12,225,960.30
  6. Step 6: Final answer
    x = 9,835,884.45

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1.5x scale

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.