Home / 17,312,679.90-25,934,805.45-15,185,166.30

Finding the Fourth Proportional to 17,312,679.90, 25,934,805.45 and 15,185,166.30

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Solution

The fourth proportional to 17,312,679.90, 25,934,805.45 and 15,185,166.30 is: 22,747,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,679.90 : 25,934,805.45 = 15,185,166.30 : x
  2. Step 2: Convert to fraction form
    17,312,679.90/25,934,805.45 = 15,185,166.30/x
  3. Step 3: Cross multiply
    17,312,679.90x = 25,934,805.45 × 15,185,166.30
  4. Step 4: Simplify right side
    17,312,679.90x = 393,824,333,716,396.31
  5. Step 5: Solve for x
    x = 393,824,333,716,396.31/17,312,679.90
  6. Step 6: Final answer
    x = 22,747,739.58

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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.