Home / 10,949,518.37-15,105,312.92-7,083,286.31

Finding the Fourth Proportional to 10,949,518.37, 15,105,312.92 and 7,083,286.31

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Solution

The fourth proportional to 10,949,518.37, 15,105,312.92 and 7,083,286.31 is: 9,771,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949,518.37 : 15,105,312.92 = 7,083,286.31 : x
  2. Step 2: Convert to fraction form
    10,949,518.37/15,105,312.92 = 7,083,286.31/x
  3. Step 3: Cross multiply
    10,949,518.37x = 15,105,312.92 × 7,083,286.31
  4. Step 4: Simplify right side
    10,949,518.37x = 106,995,256,103,559.12
  5. Step 5: Solve for x
    x = 106,995,256,103,559.12/10,949,518.37
  6. Step 6: Final answer
    x = 9,771,686.07

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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.