Home / 6,474,039.40-9,706,911.90-2,689,028.20

Finding the Fourth Proportional to 6,474,039.40, 9,706,911.90 and 2,689,028.20

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Solution

The fourth proportional to 6,474,039.40, 9,706,911.90 and 2,689,028.20 is: 4,031,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,039.40 : 9,706,911.90 = 2,689,028.20 : x
  2. Step 2: Convert to fraction form
    6,474,039.40/9,706,911.90 = 2,689,028.20/x
  3. Step 3: Cross multiply
    6,474,039.40x = 9,706,911.90 × 2,689,028.20
  4. Step 4: Simplify right side
    6,474,039.40x = 26,102,159,834,015.58
  5. Step 5: Solve for x
    x = 26,102,159,834,015.58/6,474,039.40
  6. Step 6: Final answer
    x = 4,031,819.74

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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.