Home / 11,178,069.30-16,746,436.80-6,371,480.70

Finding the Fourth Proportional to 11,178,069.30, 16,746,436.80 and 6,371,480.70

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Solution

The fourth proportional to 11,178,069.30, 16,746,436.80 and 6,371,480.70 is: 9,545,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,069.30 : 16,746,436.80 = 6,371,480.70 : x
  2. Step 2: Convert to fraction form
    11,178,069.30/16,746,436.80 = 6,371,480.70/x
  3. Step 3: Cross multiply
    11,178,069.30x = 16,746,436.80 × 6,371,480.70
  4. Step 4: Simplify right side
    11,178,069.30x = 106,699,598,864,969.77
  5. Step 5: Solve for x
    x = 106,699,598,864,969.77/11,178,069.30
  6. Step 6: Final answer
    x = 9,545,440.81

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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.