Home / 37,876,396.40-52,269,657.72-20,472,697.52

Finding the Fourth Proportional to 37,876,396.40, 52,269,657.72 and 20,472,697.52

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Solution

The fourth proportional to 37,876,396.40, 52,269,657.72 and 20,472,697.52 is: 28,252,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876,396.40 : 52,269,657.72 = 20,472,697.52 : x
  2. Step 2: Convert to fraction form
    37,876,396.40/52,269,657.72 = 20,472,697.52/x
  3. Step 3: Cross multiply
    37,876,396.40x = 52,269,657.72 × 20,472,697.52
  4. Step 4: Simplify right side
    37,876,396.40x = 1,070,100,891,975,492.75
  5. Step 5: Solve for x
    x = 1,070,100,891,975,492.75/37,876,396.40
  6. Step 6: Final answer
    x = 28,252,447.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.