Home / 9,991,228.63-13,788,229.84-6,123,002.76

Finding the Fourth Proportional to 9,991,228.63, 13,788,229.84 and 6,123,002.76

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Solution

The fourth proportional to 9,991,228.63, 13,788,229.84 and 6,123,002.76 is: 8,449,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,228.63 : 13,788,229.84 = 6,123,002.76 : x
  2. Step 2: Convert to fraction form
    9,991,228.63/13,788,229.84 = 6,123,002.76/x
  3. Step 3: Cross multiply
    9,991,228.63x = 13,788,229.84 × 6,123,002.76
  4. Step 4: Simplify right side
    9,991,228.63x = 84,425,369,296,893.20
  5. Step 5: Solve for x
    x = 84,425,369,296,893.20/9,991,228.63
  6. Step 6: Final answer
    x = 8,449,948.69

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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.