Home / 11,590,975.20-17,385,685.20-3,071,128.80

Finding the Fourth Proportional to 11,590,975.20, 17,385,685.20 and 3,071,128.80

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Solution

The fourth proportional to 11,590,975.20, 17,385,685.20 and 3,071,128.80 is: 4,606,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590,975.20 : 17,385,685.20 = 3,071,128.80 : x
  2. Step 2: Convert to fraction form
    11,590,975.20/17,385,685.20 = 3,071,128.80/x
  3. Step 3: Cross multiply
    11,590,975.20x = 17,385,685.20 × 3,071,128.80
  4. Step 4: Simplify right side
    11,590,975.20x = 53,393,678,525,453.76
  5. Step 5: Solve for x
    x = 53,393,678,525,453.76/11,590,975.20
  6. Step 6: Final answer
    x = 4,606,487.17

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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.