Home / 30,335,945.52-41,863,794.60-16,397,271.88

Finding the Fourth Proportional to 30,335,945.52, 41,863,794.60 and 16,397,271.88

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Solution

The fourth proportional to 30,335,945.52, 41,863,794.60 and 16,397,271.88 is: 22,628,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335,945.52 : 41,863,794.60 = 16,397,271.88 : x
  2. Step 2: Convert to fraction form
    30,335,945.52/41,863,794.60 = 16,397,271.88/x
  3. Step 3: Cross multiply
    30,335,945.52x = 41,863,794.60 × 16,397,271.88
  4. Step 4: Simplify right side
    30,335,945.52x = 686,452,021,984,675.88
  5. Step 5: Solve for x
    x = 686,452,021,984,675.88/30,335,945.52
  6. Step 6: Final answer
    x = 22,628,337.78

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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.