Home / 4,680,862.20-7,021,293.30-3,086,539.20

Finding the Fourth Proportional to 4,680,862.20, 7,021,293.30 and 3,086,539.20

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Solution

The fourth proportional to 4,680,862.20, 7,021,293.30 and 3,086,539.20 is: 4,629,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,862.20 : 7,021,293.30 = 3,086,539.20 : x
  2. Step 2: Convert to fraction form
    4,680,862.20/7,021,293.30 = 3,086,539.20/x
  3. Step 3: Cross multiply
    4,680,862.20x = 7,021,293.30 × 3,086,539.20
  4. Step 4: Simplify right side
    4,680,862.20x = 21,671,497,005,147.36
  5. Step 5: Solve for x
    x = 21,671,497,005,147.36/4,680,862.20
  6. Step 6: Final answer
    x = 4,629,808.80

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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.