Home / 9,515,611.24-13,131,557.95-5,164,699.15

Finding the Fourth Proportional to 9,515,611.24, 13,131,557.95 and 5,164,699.15

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Solution

The fourth proportional to 9,515,611.24, 13,131,557.95 and 5,164,699.15 is: 7,127,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,611.24 : 13,131,557.95 = 5,164,699.15 : x
  2. Step 2: Convert to fraction form
    9,515,611.24/13,131,557.95 = 5,164,699.15/x
  3. Step 3: Cross multiply
    9,515,611.24x = 13,131,557.95 × 5,164,699.15
  4. Step 4: Simplify right side
    9,515,611.24x = 67,820,546,182,540.74
  5. Step 5: Solve for x
    x = 67,820,546,182,540.74/9,515,611.24
  6. Step 6: Final answer
    x = 7,127,292.66

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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.