Home / 18,740,160.20-28,048,032.30-13,608,000.20

Finding the Fourth Proportional to 18,740,160.20, 28,048,032.30 and 13,608,000.20

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Solution

The fourth proportional to 18,740,160.20, 28,048,032.30 and 13,608,000.20 is: 20,366,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,740,160.20 : 28,048,032.30 = 13,608,000.20 : x
  2. Step 2: Convert to fraction form
    18,740,160.20/28,048,032.30 = 13,608,000.20/x
  3. Step 3: Cross multiply
    18,740,160.20x = 28,048,032.30 × 13,608,000.20
  4. Step 4: Simplify right side
    18,740,160.20x = 381,677,629,148,006.44
  5. Step 5: Solve for x
    x = 381,677,629,148,006.44/18,740,160.20
  6. Step 6: Final answer
    x = 20,366,828.52

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1.5x scale

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.