Home / 22,503,871.58-31,055,437.86-12,190,594.64

Finding the Fourth Proportional to 22,503,871.58, 31,055,437.86 and 12,190,594.64

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Solution

The fourth proportional to 22,503,871.58, 31,055,437.86 and 12,190,594.64 is: 16,823,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503,871.58 : 31,055,437.86 = 12,190,594.64 : x
  2. Step 2: Convert to fraction form
    22,503,871.58/31,055,437.86 = 12,190,594.64/x
  3. Step 3: Cross multiply
    22,503,871.58x = 31,055,437.86 × 12,190,594.64
  4. Step 4: Simplify right side
    22,503,871.58x = 378,584,254,318,969.06
  5. Step 5: Solve for x
    x = 378,584,254,318,969.06/22,503,871.58
  6. Step 6: Final answer
    x = 16,823,072.11

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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.