Home / 10,907,969.24-15,050,207.78-6,932,790.56

Finding the Fourth Proportional to 10,907,969.24, 15,050,207.78 and 6,932,790.56

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Solution

The fourth proportional to 10,907,969.24, 15,050,207.78 and 6,932,790.56 is: 9,565,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907,969.24 : 15,050,207.78 = 6,932,790.56 : x
  2. Step 2: Convert to fraction form
    10,907,969.24/15,050,207.78 = 6,932,790.56/x
  3. Step 3: Cross multiply
    10,907,969.24x = 15,050,207.78 × 6,932,790.56
  4. Step 4: Simplify right side
    10,907,969.24x = 104,339,938,406,521.62
  5. Step 5: Solve for x
    x = 104,339,938,406,521.62/10,907,969.24
  6. Step 6: Final answer
    x = 9,565,477.88

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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.