Home / 11,159,920.80-16,723,940.40-6,357,463.20

Finding the Fourth Proportional to 11,159,920.80, 16,723,940.40 and 6,357,463.20

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Solution

The fourth proportional to 11,159,920.80, 16,723,940.40 and 6,357,463.20 is: 9,527,113.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,920.80 : 16,723,940.40 = 6,357,463.20 : x
  2. Step 2: Convert to fraction form
    11,159,920.80/16,723,940.40 = 6,357,463.20/x
  3. Step 3: Cross multiply
    11,159,920.80x = 16,723,940.40 × 6,357,463.20
  4. Step 4: Simplify right side
    11,159,920.80x = 106,321,835,651,993.28
  5. Step 5: Solve for x
    x = 106,321,835,651,993.28/11,159,920.80
  6. Step 6: Final answer
    x = 9,527,113.82

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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.