Home / 17,121,610.88-23,626,511.52-9,778,430.24

Finding the Fourth Proportional to 17,121,610.88, 23,626,511.52 and 9,778,430.24

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Solution

The fourth proportional to 17,121,610.88, 23,626,511.52 and 9,778,430.24 is: 13,493,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,610.88 : 23,626,511.52 = 9,778,430.24 : x
  2. Step 2: Convert to fraction form
    17,121,610.88/23,626,511.52 = 9,778,430.24/x
  3. Step 3: Cross multiply
    17,121,610.88x = 23,626,511.52 × 9,778,430.24
  4. Step 4: Simplify right side
    17,121,610.88x = 231,030,194,712,876.38
  5. Step 5: Solve for x
    x = 231,030,194,712,876.38/17,121,610.88
  6. Step 6: Final answer
    x = 13,493,484.72

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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.