Home / 10,131,367.90-13,983,399.24-9,314,277.34

Finding the Fourth Proportional to 10,131,367.90, 13,983,399.24 and 9,314,277.34

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Solution

The fourth proportional to 10,131,367.90, 13,983,399.24 and 9,314,277.34 is: 12,855,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,367.90 : 13,983,399.24 = 9,314,277.34 : x
  2. Step 2: Convert to fraction form
    10,131,367.90/13,983,399.24 = 9,314,277.34/x
  3. Step 3: Cross multiply
    10,131,367.90x = 13,983,399.24 × 9,314,277.34
  4. Step 4: Simplify right side
    10,131,367.90x = 130,245,258,677,305.22
  5. Step 5: Solve for x
    x = 130,245,258,677,305.22/10,131,367.90
  6. Step 6: Final answer
    x = 12,855,643.97

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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.