Home / 10,172,782.12-15,256,129.50-3,348,095.56

Finding the Fourth Proportional to 10,172,782.12, 15,256,129.50 and 3,348,095.56

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Solution

The fourth proportional to 10,172,782.12, 15,256,129.50 and 3,348,095.56 is: 5,021,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172,782.12 : 15,256,129.50 = 3,348,095.56 : x
  2. Step 2: Convert to fraction form
    10,172,782.12/15,256,129.50 = 3,348,095.56/x
  3. Step 3: Cross multiply
    10,172,782.12x = 15,256,129.50 × 3,348,095.56
  4. Step 4: Simplify right side
    10,172,782.12x = 51,078,979,441,735.02
  5. Step 5: Solve for x
    x = 51,078,979,441,735.02/10,172,782.12
  6. Step 6: Final answer
    x = 5,021,141.60

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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.