Home / 79,842,536.73-110,182,623.71-43,173,020.25

Finding the Fourth Proportional to 79,842,536.73, 110,182,623.71 and 43,173,020.25

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Solution

The fourth proportional to 79,842,536.73, 110,182,623.71 and 43,173,020.25 is: 59,578,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,842,536.73 : 110,182,623.71 = 43,173,020.25 : x
  2. Step 2: Convert to fraction form
    79,842,536.73/110,182,623.71 = 43,173,020.25/x
  3. Step 3: Cross multiply
    79,842,536.73x = 110,182,623.71 × 43,173,020.25
  4. Step 4: Simplify right side
    79,842,536.73x = 4,756,916,644,414,095
  5. Step 5: Solve for x
    x = 4,756,916,644,414,095/79,842,536.73
  6. Step 6: Final answer
    x = 59,578,726.32

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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.