Home / 8,411,047.39-12,616,571.09-2,654,364.47

Finding the Fourth Proportional to 8,411,047.39, 12,616,571.09 and 2,654,364.47

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Solution

The fourth proportional to 8,411,047.39, 12,616,571.09 and 2,654,364.47 is: 3,981,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,047.39 : 12,616,571.09 = 2,654,364.47 : x
  2. Step 2: Convert to fraction form
    8,411,047.39/12,616,571.09 = 2,654,364.47/x
  3. Step 3: Cross multiply
    8,411,047.39x = 12,616,571.09 × 2,654,364.47
  4. Step 4: Simplify right side
    8,411,047.39x = 33,488,977,963,147.42
  5. Step 5: Solve for x
    x = 33,488,977,963,147.42/8,411,047.39
  6. Step 6: Final answer
    x = 3,981,546.70

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1.5x scale

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.