Home / 13,921,460.24-19,211,326.02-7,726,147.16

Finding the Fourth Proportional to 13,921,460.24, 19,211,326.02 and 7,726,147.16

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Solution

The fourth proportional to 13,921,460.24, 19,211,326.02 and 7,726,147.16 is: 10,661,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921,460.24 : 19,211,326.02 = 7,726,147.16 : x
  2. Step 2: Convert to fraction form
    13,921,460.24/19,211,326.02 = 7,726,147.16/x
  3. Step 3: Cross multiply
    13,921,460.24x = 19,211,326.02 × 7,726,147.16
  4. Step 4: Simplify right side
    13,921,460.24x = 148,429,531,873,200.47
  5. Step 5: Solve for x
    x = 148,429,531,873,200.47/13,921,460.24
  6. Step 6: Final answer
    x = 10,661,922.63

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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.