Home / 12,584,477.06-18,877,121.40-3,486,662.36

Finding the Fourth Proportional to 12,584,477.06, 18,877,121.40 and 3,486,662.36

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Solution

The fourth proportional to 12,584,477.06, 18,877,121.40 and 3,486,662.36 is: 5,230,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,477.06 : 18,877,121.40 = 3,486,662.36 : x
  2. Step 2: Convert to fraction form
    12,584,477.06/18,877,121.40 = 3,486,662.36/x
  3. Step 3: Cross multiply
    12,584,477.06x = 18,877,121.40 × 3,486,662.36
  4. Step 4: Simplify right side
    12,584,477.06x = 65,818,148,650,530.50
  5. Step 5: Solve for x
    x = 65,818,148,650,530.50/12,584,477.06
  6. Step 6: Final answer
    x = 5,230,105.97

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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.