Home / 10,969,922.34-15,141,012.28-7,298,993.63

Finding the Fourth Proportional to 10,969,922.34, 15,141,012.28 and 7,298,993.63

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Solution

The fourth proportional to 10,969,922.34, 15,141,012.28 and 7,298,993.63 is: 10,074,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969,922.34 : 15,141,012.28 = 7,298,993.63 : x
  2. Step 2: Convert to fraction form
    10,969,922.34/15,141,012.28 = 7,298,993.63/x
  3. Step 3: Cross multiply
    10,969,922.34x = 15,141,012.28 × 7,298,993.63
  4. Step 4: Simplify right side
    10,969,922.34x = 110,514,152,203,076.83
  5. Step 5: Solve for x
    x = 110,514,152,203,076.83/10,969,922.34
  6. Step 6: Final answer
    x = 10,074,287.56

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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.