Home / 11,178,120.30-16,746,513.30-6,371,531.70

Finding the Fourth Proportional to 11,178,120.30, 16,746,513.30 and 6,371,531.70

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Solution

The fourth proportional to 11,178,120.30, 16,746,513.30 and 6,371,531.70 is: 9,545,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,120.30 : 16,746,513.30 = 6,371,531.70 : x
  2. Step 2: Convert to fraction form
    11,178,120.30/16,746,513.30 = 6,371,531.70/x
  3. Step 3: Cross multiply
    11,178,120.30x = 16,746,513.30 × 6,371,531.70
  4. Step 4: Simplify right side
    11,178,120.30x = 106,700,940,355,421.62
  5. Step 5: Solve for x
    x = 106,700,940,355,421.62/11,178,120.30
  6. Step 6: Final answer
    x = 9,545,517.27

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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.