Home / 6,688,391.58-9,229,671.41-3,787,803.36

Finding the Fourth Proportional to 6,688,391.58, 9,229,671.41 and 3,787,803.36

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Solution

The fourth proportional to 6,688,391.58, 9,229,671.41 and 3,787,803.36 is: 5,226,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,391.58 : 9,229,671.41 = 3,787,803.36 : x
  2. Step 2: Convert to fraction form
    6,688,391.58/9,229,671.41 = 3,787,803.36/x
  3. Step 3: Cross multiply
    6,688,391.58x = 9,229,671.41 × 3,787,803.36
  4. Step 4: Simplify right side
    6,688,391.58x = 34,960,180,359,554.92
  5. Step 5: Solve for x
    x = 34,960,180,359,554.92/6,688,391.58
  6. Step 6: Final answer
    x = 5,226,993.66

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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.