Home / 27,510,324.56-37,964,642.40-15,121,564.92

Finding the Fourth Proportional to 27,510,324.56, 37,964,642.40 and 15,121,564.92

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Solution

The fourth proportional to 27,510,324.56, 37,964,642.40 and 15,121,564.92 is: 20,867,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510,324.56 : 37,964,642.40 = 15,121,564.92 : x
  2. Step 2: Convert to fraction form
    27,510,324.56/37,964,642.40 = 15,121,564.92/x
  3. Step 3: Cross multiply
    27,510,324.56x = 37,964,642.40 × 15,121,564.92
  4. Step 4: Simplify right side
    27,510,324.56x = 574,084,804,716,184.62
  5. Step 5: Solve for x
    x = 574,084,804,716,184.62/27,510,324.56
  6. Step 6: Final answer
    x = 20,867,976.44

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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.