Home / 47,378,990.10-71,068,485.16-17,086,853.10

Finding the Fourth Proportional to 47,378,990.10, 71,068,485.16 and 17,086,853.10

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Solution

The fourth proportional to 47,378,990.10, 71,068,485.16 and 17,086,853.10 is: 25,630,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378,990.10 : 71,068,485.16 = 17,086,853.10 : x
  2. Step 2: Convert to fraction form
    47,378,990.10/71,068,485.16 = 17,086,853.10/x
  3. Step 3: Cross multiply
    47,378,990.10x = 71,068,485.16 × 17,086,853.10
  4. Step 4: Simplify right side
    47,378,990.10x = 1,214,336,766,160,202
  5. Step 5: Solve for x
    x = 1,214,336,766,160,202/47,378,990.10
  6. Step 6: Final answer
    x = 25,630,279.66

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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.