Home / 77,844,471.04-107,427,612.59-43,039,408.51

Finding the Fourth Proportional to 77,844,471.04, 107,427,612.59 and 43,039,408.51

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Solution

The fourth proportional to 77,844,471.04, 107,427,612.59 and 43,039,408.51 is: 59,395,623.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,844,471.04 : 107,427,612.59 = 43,039,408.51 : x
  2. Step 2: Convert to fraction form
    77,844,471.04/107,427,612.59 = 43,039,408.51/x
  3. Step 3: Cross multiply
    77,844,471.04x = 107,427,612.59 × 43,039,408.51
  4. Step 4: Simplify right side
    77,844,471.04x = 4,623,620,903,515,029
  5. Step 5: Solve for x
    x = 4,623,620,903,515,029/77,844,471.04
  6. Step 6: Final answer
    x = 59,395,623.63

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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.