Home / 15,246,858.30-21,041,029.71-8,277,829.04

Finding the Fourth Proportional to 15,246,858.30, 21,041,029.71 and 8,277,829.04

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Solution

The fourth proportional to 15,246,858.30, 21,041,029.71 and 8,277,829.04 is: 11,423,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246,858.30 : 21,041,029.71 = 8,277,829.04 : x
  2. Step 2: Convert to fraction form
    15,246,858.30/21,041,029.71 = 8,277,829.04/x
  3. Step 3: Cross multiply
    15,246,858.30x = 21,041,029.71 × 8,277,829.04
  4. Step 4: Simplify right side
    15,246,858.30x = 174,174,046,659,735.62
  5. Step 5: Solve for x
    x = 174,174,046,659,735.62/15,246,858.30
  6. Step 6: Final answer
    x = 11,423,602.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.