Home / 9,987,476.26-13,782,717.03-5,403,797.64

Finding the Fourth Proportional to 9,987,476.26, 13,782,717.03 and 5,403,797.64

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Solution

The fourth proportional to 9,987,476.26, 13,782,717.03 and 5,403,797.64 is: 7,457,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,476.26 : 13,782,717.03 = 5,403,797.64 : x
  2. Step 2: Convert to fraction form
    9,987,476.26/13,782,717.03 = 5,403,797.64/x
  3. Step 3: Cross multiply
    9,987,476.26x = 13,782,717.03 × 5,403,797.64
  4. Step 4: Simplify right side
    9,987,476.26x = 74,479,013,759,501.80
  5. Step 5: Solve for x
    x = 74,479,013,759,501.80/9,987,476.26
  6. Step 6: Final answer
    x = 7,457,240.63

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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.