Home / 55,891,314.59-77,129,998.82-31,110,964.34

Finding the Fourth Proportional to 55,891,314.59, 77,129,998.82 and 31,110,964.34

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Solution

The fourth proportional to 55,891,314.59, 77,129,998.82 and 31,110,964.34 is: 42,933,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,891,314.59 : 77,129,998.82 = 31,110,964.34 : x
  2. Step 2: Convert to fraction form
    55,891,314.59/77,129,998.82 = 31,110,964.34/x
  3. Step 3: Cross multiply
    55,891,314.59x = 77,129,998.82 × 31,110,964.34
  4. Step 4: Simplify right side
    55,891,314.59x = 2,399,588,642,292,057.50
  5. Step 5: Solve for x
    x = 2,399,588,642,292,057.50/55,891,314.59
  6. Step 6: Final answer
    x = 42,933,122.26

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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.