Home / 11,590,986.20-17,386,479.30-10,545,891.80

Finding the Fourth Proportional to 11,590,986.20, 17,386,479.30 and 10,545,891.80

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Solution

The fourth proportional to 11,590,986.20, 17,386,479.30 and 10,545,891.80 is: 15,818,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590,986.20 : 17,386,479.30 = 10,545,891.80 : x
  2. Step 2: Convert to fraction form
    11,590,986.20/17,386,479.30 = 10,545,891.80/x
  3. Step 3: Cross multiply
    11,590,986.20x = 17,386,479.30 × 10,545,891.80
  4. Step 4: Simplify right side
    11,590,986.20x = 183,355,929,480,739.75
  5. Step 5: Solve for x
    x = 183,355,929,480,739.75/11,590,986.20
  6. Step 6: Final answer
    x = 15,818,837.70

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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.