Home / 18,987,329.66-28,480,994.55-4,610,300.66

Finding the Fourth Proportional to 18,987,329.66, 28,480,994.55 and 4,610,300.66

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Solution

The fourth proportional to 18,987,329.66, 28,480,994.55 and 4,610,300.66 is: 6,915,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,987,329.66 : 28,480,994.55 = 4,610,300.66 : x
  2. Step 2: Convert to fraction form
    18,987,329.66/28,480,994.55 = 4,610,300.66/x
  3. Step 3: Cross multiply
    18,987,329.66x = 28,480,994.55 × 4,610,300.66
  4. Step 4: Simplify right side
    18,987,329.66x = 131,305,947,971,321.41
  5. Step 5: Solve for x
    x = 131,305,947,971,321.41/18,987,329.66
  6. Step 6: Final answer
    x = 6,915,451.00

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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.