Home / 8,588,372.80-11,851,821.60-4,720,811.20

Finding the Fourth Proportional to 8,588,372.80, 11,851,821.60 and 4,720,811.20

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Solution

The fourth proportional to 8,588,372.80, 11,851,821.60 and 4,720,811.20 is: 6,514,646.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,372.80 : 11,851,821.60 = 4,720,811.20 : x
  2. Step 2: Convert to fraction form
    8,588,372.80/11,851,821.60 = 4,720,811.20/x
  3. Step 3: Cross multiply
    8,588,372.80x = 11,851,821.60 × 4,720,811.20
  4. Step 4: Simplify right side
    8,588,372.80x = 55,950,212,149,681.92
  5. Step 5: Solve for x
    x = 55,950,212,149,681.92/8,588,372.80
  6. Step 6: Final answer
    x = 6,514,646.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.