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Finding the Fourth Proportional to 6,648,770.27, 9,973,157.23 and 1,600,080.77

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Solution

The fourth proportional to 6,648,770.27, 9,973,157.23 and 1,600,080.77 is: 2,400,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,770.27 : 9,973,157.23 = 1,600,080.77 : x
  2. Step 2: Convert to fraction form
    6,648,770.27/9,973,157.23 = 1,600,080.77/x
  3. Step 3: Cross multiply
    6,648,770.27x = 9,973,157.23 × 1,600,080.77
  4. Step 4: Simplify right side
    6,648,770.27x = 15,957,857,126,842.46
  5. Step 5: Solve for x
    x = 15,957,857,126,842.46/6,648,770.27
  6. Step 6: Final answer
    x = 2,400,121.60

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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.