Home / 11,880,511.47-17,828,263.83-5,057,073.80

Finding the Fourth Proportional to 11,880,511.47, 17,828,263.83 and 5,057,073.80

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Solution

The fourth proportional to 11,880,511.47, 17,828,263.83 and 5,057,073.80 is: 7,588,801.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,511.47 : 17,828,263.83 = 5,057,073.80 : x
  2. Step 2: Convert to fraction form
    11,880,511.47/17,828,263.83 = 5,057,073.80/x
  3. Step 3: Cross multiply
    11,880,511.47x = 17,828,263.83 × 5,057,073.80
  4. Step 4: Simplify right side
    11,880,511.47x = 90,158,845,825,039.33
  5. Step 5: Solve for x
    x = 90,158,845,825,039.33/11,880,511.47
  6. Step 6: Final answer
    x = 7,588,801.72

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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.