Home / 30,313,067.03-45,468,947.48-8,452,863.98

Finding the Fourth Proportional to 30,313,067.03, 45,468,947.48 and 8,452,863.98

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Solution

The fourth proportional to 30,313,067.03, 45,468,947.48 and 8,452,863.98 is: 12,679,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313,067.03 : 45,468,947.48 = 8,452,863.98 : x
  2. Step 2: Convert to fraction form
    30,313,067.03/45,468,947.48 = 8,452,863.98/x
  3. Step 3: Cross multiply
    30,313,067.03x = 45,468,947.48 × 8,452,863.98
  4. Step 4: Simplify right side
    30,313,067.03x = 384,342,828,092,594.69
  5. Step 5: Solve for x
    x = 384,342,828,092,594.69/30,313,067.03
  6. Step 6: Final answer
    x = 12,679,113.85

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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.