Home / 8,685,083.80-13,021,404.90-3,633,794.20

Finding the Fourth Proportional to 8,685,083.80, 13,021,404.90 and 3,633,794.20

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Solution

The fourth proportional to 8,685,083.80, 13,021,404.90 and 3,633,794.20 is: 5,448,088.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,083.80 : 13,021,404.90 = 3,633,794.20 : x
  2. Step 2: Convert to fraction form
    8,685,083.80/13,021,404.90 = 3,633,794.20/x
  3. Step 3: Cross multiply
    8,685,083.80x = 13,021,404.90 × 3,633,794.20
  4. Step 4: Simplify right side
    8,685,083.80x = 47,317,105,601,471.59
  5. Step 5: Solve for x
    x = 47,317,105,601,471.59/8,685,083.80
  6. Step 6: Final answer
    x = 5,448,088.55

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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.