Home / 33,215,079.88-45,836,838.96-18,530,749.20

Finding the Fourth Proportional to 33,215,079.88, 45,836,838.96 and 18,530,749.20

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Solution

The fourth proportional to 33,215,079.88, 45,836,838.96 and 18,530,749.20 is: 25,572,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,079.88 : 45,836,838.96 = 18,530,749.20 : x
  2. Step 2: Convert to fraction form
    33,215,079.88/45,836,838.96 = 18,530,749.20/x
  3. Step 3: Cross multiply
    33,215,079.88x = 45,836,838.96 × 18,530,749.20
  4. Step 4: Simplify right side
    33,215,079.88x = 849,390,966,888,548.88
  5. Step 5: Solve for x
    x = 849,390,966,888,548.88/33,215,079.88
  6. Step 6: Final answer
    x = 25,572,449.92

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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.