Home / 23,187,426.66-31,998,039.93-12,873,884.58

Finding the Fourth Proportional to 23,187,426.66, 31,998,039.93 and 12,873,884.58

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Solution

The fourth proportional to 23,187,426.66, 31,998,039.93 and 12,873,884.58 is: 17,765,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,187,426.66 : 31,998,039.93 = 12,873,884.58 : x
  2. Step 2: Convert to fraction form
    23,187,426.66/31,998,039.93 = 12,873,884.58/x
  3. Step 3: Cross multiply
    23,187,426.66x = 31,998,039.93 × 12,873,884.58
  4. Step 4: Simplify right side
    23,187,426.66x = 411,939,072,845,051.25
  5. Step 5: Solve for x
    x = 411,939,072,845,051.25/23,187,426.66
  6. Step 6: Final answer
    x = 17,765,622.67

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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.