Home / 12,787,277.35-19,183,941.13-4,151,361.10

Finding the Fourth Proportional to 12,787,277.35, 19,183,941.13 and 4,151,361.10

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Solution

The fourth proportional to 12,787,277.35, 19,183,941.13 and 4,151,361.10 is: 6,228,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,787,277.35 : 19,183,941.13 = 4,151,361.10 : x
  2. Step 2: Convert to fraction form
    12,787,277.35/19,183,941.13 = 4,151,361.10/x
  3. Step 3: Cross multiply
    12,787,277.35x = 19,183,941.13 × 4,151,361.10
  4. Step 4: Simplify right side
    12,787,277.35x = 79,639,466,849,858.36
  5. Step 5: Solve for x
    x = 79,639,466,849,858.36/12,787,277.35
  6. Step 6: Final answer
    x = 6,228,023.74

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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.