Home / 9,986,445.13-13,728,391.54-8,585,846.94

Finding the Fourth Proportional to 9,986,445.13, 13,728,391.54 and 8,585,846.94

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Solution

The fourth proportional to 9,986,445.13, 13,728,391.54 and 8,585,846.94 is: 11,802,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,445.13 : 13,728,391.54 = 8,585,846.94 : x
  2. Step 2: Convert to fraction form
    9,986,445.13/13,728,391.54 = 8,585,846.94/x
  3. Step 3: Cross multiply
    9,986,445.13x = 13,728,391.54 × 8,585,846.94
  4. Step 4: Simplify right side
    9,986,445.13x = 117,869,868,433,166.42
  5. Step 5: Solve for x
    x = 117,869,868,433,166.42/9,986,445.13
  6. Step 6: Final answer
    x = 11,802,985.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.