Home / 12,267,931.36-18,402,087.86-3,632,905.30

Finding the Fourth Proportional to 12,267,931.36, 18,402,087.86 and 3,632,905.30

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Solution

The fourth proportional to 12,267,931.36, 18,402,087.86 and 3,632,905.30 is: 5,449,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267,931.36 : 18,402,087.86 = 3,632,905.30 : x
  2. Step 2: Convert to fraction form
    12,267,931.36/18,402,087.86 = 3,632,905.30/x
  3. Step 3: Cross multiply
    12,267,931.36x = 18,402,087.86 × 3,632,905.30
  4. Step 4: Simplify right side
    12,267,931.36x = 66,853,042,526,741.92
  5. Step 5: Solve for x
    x = 66,853,042,526,741.92/12,267,931.36
  6. Step 6: Final answer
    x = 5,449,414.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.