Home / 10,617,862.64-15,916,703.20-6,768,882.66

Finding the Fourth Proportional to 10,617,862.64, 15,916,703.20 and 6,768,882.66

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Solution

The fourth proportional to 10,617,862.64, 15,916,703.20 and 6,768,882.66 is: 10,146,891.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,862.64 : 15,916,703.20 = 6,768,882.66 : x
  2. Step 2: Convert to fraction form
    10,617,862.64/15,916,703.20 = 6,768,882.66/x
  3. Step 3: Cross multiply
    10,617,862.64x = 15,916,703.20 × 6,768,882.66
  4. Step 4: Simplify right side
    10,617,862.64x = 107,738,296,294,846.52
  5. Step 5: Solve for x
    x = 107,738,296,294,846.52/10,617,862.64
  6. Step 6: Final answer
    x = 10,146,891.14

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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.