Home / 20,219,693.65-30,329,540.48-20,093,722.45

Finding the Fourth Proportional to 20,219,693.65, 30,329,540.48 and 20,093,722.45

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Solution

The fourth proportional to 20,219,693.65, 30,329,540.48 and 20,093,722.45 is: 30,140,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,693.65 : 30,329,540.48 = 20,093,722.45 : x
  2. Step 2: Convert to fraction form
    20,219,693.65/30,329,540.48 = 20,093,722.45/x
  3. Step 3: Cross multiply
    20,219,693.65x = 30,329,540.48 × 20,093,722.45
  4. Step 4: Simplify right side
    20,219,693.65x = 609,433,368,441,159.75
  5. Step 5: Solve for x
    x = 609,433,368,441,159.75/20,219,693.65
  6. Step 6: Final answer
    x = 30,140,583.68

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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.