Home / 11,178,116.80-16,767,175.20-9,760,940.80

Finding the Fourth Proportional to 11,178,116.80, 16,767,175.20 and 9,760,940.80

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Solution

The fourth proportional to 11,178,116.80, 16,767,175.20 and 9,760,940.80 is: 14,641,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,116.80 : 16,767,175.20 = 9,760,940.80 : x
  2. Step 2: Convert to fraction form
    11,178,116.80/16,767,175.20 = 9,760,940.80/x
  3. Step 3: Cross multiply
    11,178,116.80x = 16,767,175.20 × 9,760,940.80
  4. Step 4: Simplify right side
    11,178,116.80x = 163,663,404,510,428.16
  5. Step 5: Solve for x
    x = 163,663,404,510,428.16/11,178,116.80
  6. Step 6: Final answer
    x = 14,641,411.20

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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.