Home / 8,685,910.80-13,033,531.80-3,637,731.60

Finding the Fourth Proportional to 8,685,910.80, 13,033,531.80 and 3,637,731.60

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Solution

The fourth proportional to 8,685,910.80, 13,033,531.80 and 3,637,731.60 is: 5,458,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,910.80 : 13,033,531.80 = 3,637,731.60 : x
  2. Step 2: Convert to fraction form
    8,685,910.80/13,033,531.80 = 3,637,731.60/x
  3. Step 3: Cross multiply
    8,685,910.80x = 13,033,531.80 × 3,637,731.60
  4. Step 4: Simplify right side
    8,685,910.80x = 47,412,490,488,464.88
  5. Step 5: Solve for x
    x = 47,412,490,488,464.88/8,685,910.80
  6. Step 6: Final answer
    x = 5,458,551.39

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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.