Home / 38,148,335.24-52,646,087.06-21,853,960.52

Finding the Fourth Proportional to 38,148,335.24, 52,646,087.06 and 21,853,960.52

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Solution

The fourth proportional to 38,148,335.24, 52,646,087.06 and 21,853,960.52 is: 30,159,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148,335.24 : 52,646,087.06 = 21,853,960.52 : x
  2. Step 2: Convert to fraction form
    38,148,335.24/52,646,087.06 = 21,853,960.52/x
  3. Step 3: Cross multiply
    38,148,335.24x = 52,646,087.06 × 21,853,960.52
  4. Step 4: Simplify right side
    38,148,335.24x = 1,150,525,508,141,723
  5. Step 5: Solve for x
    x = 1,150,525,508,141,723/38,148,335.24
  6. Step 6: Final answer
    x = 30,159,258.61

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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.