Home / 36,612,005.20-54,918,007.80-9,685,661.20

Finding the Fourth Proportional to 36,612,005.20, 54,918,007.80 and 9,685,661.20

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Solution

The fourth proportional to 36,612,005.20, 54,918,007.80 and 9,685,661.20 is: 14,528,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612,005.20 : 54,918,007.80 = 9,685,661.20 : x
  2. Step 2: Convert to fraction form
    36,612,005.20/54,918,007.80 = 9,685,661.20/x
  3. Step 3: Cross multiply
    36,612,005.20x = 54,918,007.80 × 9,685,661.20
  4. Step 4: Simplify right side
    36,612,005.20x = 531,917,217,329,757.31
  5. Step 5: Solve for x
    x = 531,917,217,329,757.31/36,612,005.20
  6. Step 6: Final answer
    x = 14,528,491.80

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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.