Home / 12,944,928.80-19,433,367.60-8,152,608.80

Finding the Fourth Proportional to 12,944,928.80, 19,433,367.60 and 8,152,608.80

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Solution

The fourth proportional to 12,944,928.80, 19,433,367.60 and 8,152,608.80 is: 12,238,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,928.80 : 19,433,367.60 = 8,152,608.80 : x
  2. Step 2: Convert to fraction form
    12,944,928.80/19,433,367.60 = 8,152,608.80/x
  3. Step 3: Cross multiply
    12,944,928.80x = 19,433,367.60 × 8,152,608.80
  4. Step 4: Simplify right side
    12,944,928.80x = 158,432,643,709,394.88
  5. Step 5: Solve for x
    x = 158,432,643,709,394.88/12,944,928.80
  6. Step 6: Final answer
    x = 12,238,973.74

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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.