Home / 31,336,530.91-47,002,009.55-10,865,792.14

Finding the Fourth Proportional to 31,336,530.91, 47,002,009.55 and 10,865,792.14

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Solution

The fourth proportional to 31,336,530.91, 47,002,009.55 and 10,865,792.14 is: 16,297,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336,530.91 : 47,002,009.55 = 10,865,792.14 : x
  2. Step 2: Convert to fraction form
    31,336,530.91/47,002,009.55 = 10,865,792.14/x
  3. Step 3: Cross multiply
    31,336,530.91x = 47,002,009.55 × 10,865,792.14
  4. Step 4: Simplify right side
    31,336,530.91x = 510,714,065,760,760.94
  5. Step 5: Solve for x
    x = 510,714,065,760,760.94/31,336,530.91
  6. Step 6: Final answer
    x = 16,297,721.89

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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.