Home / 7,083,487.36-9,773,991.84-3,985,580.80

Finding the Fourth Proportional to 7,083,487.36, 9,773,991.84 and 3,985,580.80

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Solution

The fourth proportional to 7,083,487.36, 9,773,991.84 and 3,985,580.80 is: 5,499,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083,487.36 : 9,773,991.84 = 3,985,580.80 : x
  2. Step 2: Convert to fraction form
    7,083,487.36/9,773,991.84 = 3,985,580.80/x
  3. Step 3: Cross multiply
    7,083,487.36x = 9,773,991.84 × 3,985,580.80
  4. Step 4: Simplify right side
    7,083,487.36x = 38,955,034,216,860.67
  5. Step 5: Solve for x
    x = 38,955,034,216,860.67/7,083,487.36
  6. Step 6: Final answer
    x = 5,499,414.66

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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.