Home / 31,270,481.76-46,911,922.40-9,704,162.88

Finding the Fourth Proportional to 31,270,481.76, 46,911,922.40 and 9,704,162.88

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Solution

The fourth proportional to 31,270,481.76, 46,911,922.40 and 9,704,162.88 is: 14,558,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,270,481.76 : 46,911,922.40 = 9,704,162.88 : x
  2. Step 2: Convert to fraction form
    31,270,481.76/46,911,922.40 = 9,704,162.88/x
  3. Step 3: Cross multiply
    31,270,481.76x = 46,911,922.40 × 9,704,162.88
  4. Step 4: Simplify right side
    31,270,481.76x = 455,240,935,983,520.56
  5. Step 5: Solve for x
    x = 455,240,935,983,520.56/31,270,481.76
  6. Step 6: Final answer
    x = 14,558,168.29

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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.