Home / 31,054,114.97-42,854,848.62-18,009,108.26

Finding the Fourth Proportional to 31,054,114.97, 42,854,848.62 and 18,009,108.26

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Solution

The fourth proportional to 31,054,114.97, 42,854,848.62 and 18,009,108.26 is: 24,852,667.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054,114.97 : 42,854,848.62 = 18,009,108.26 : x
  2. Step 2: Convert to fraction form
    31,054,114.97/42,854,848.62 = 18,009,108.26/x
  3. Step 3: Cross multiply
    31,054,114.97x = 42,854,848.62 × 18,009,108.26
  4. Step 4: Simplify right side
    31,054,114.97x = 771,777,608,263,491.62
  5. Step 5: Solve for x
    x = 771,777,608,263,491.62/31,054,114.97
  6. Step 6: Final answer
    x = 24,852,667.96

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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.