Home / 10,269,825.88-14,172,802.49-5,686,147.25

Finding the Fourth Proportional to 10,269,825.88, 14,172,802.49 and 5,686,147.25

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Solution

The fourth proportional to 10,269,825.88, 14,172,802.49 and 5,686,147.25 is: 7,847,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,825.88 : 14,172,802.49 = 5,686,147.25 : x
  2. Step 2: Convert to fraction form
    10,269,825.88/14,172,802.49 = 5,686,147.25/x
  3. Step 3: Cross multiply
    10,269,825.88x = 14,172,802.49 × 5,686,147.25
  4. Step 4: Simplify right side
    10,269,825.88x = 80,588,641,910,307.92
  5. Step 5: Solve for x
    x = 80,588,641,910,307.92/10,269,825.88
  6. Step 6: Final answer
    x = 7,847,128.36

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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.