Home / 31,460,128.74-47,190,196.53-9,600,622.61

Finding the Fourth Proportional to 31,460,128.74, 47,190,196.53 and 9,600,622.61

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Solution

The fourth proportional to 31,460,128.74, 47,190,196.53 and 9,600,622.61 is: 14,400,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460,128.74 : 47,190,196.53 = 9,600,622.61 : x
  2. Step 2: Convert to fraction form
    31,460,128.74/47,190,196.53 = 9,600,622.61/x
  3. Step 3: Cross multiply
    31,460,128.74x = 47,190,196.53 × 9,600,622.61
  4. Step 4: Simplify right side
    31,460,128.74x = 453,055,267,540,310.56
  5. Step 5: Solve for x
    x = 453,055,267,540,310.56/31,460,128.74
  6. Step 6: Final answer
    x = 14,400,934.95

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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.