Home / 12,467,118.06-18,712,172.61-6,323,411.43

Finding the Fourth Proportional to 12,467,118.06, 18,712,172.61 and 6,323,411.43

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Solution

The fourth proportional to 12,467,118.06, 18,712,172.61 and 6,323,411.43 is: 9,490,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,118.06 : 18,712,172.61 = 6,323,411.43 : x
  2. Step 2: Convert to fraction form
    12,467,118.06/18,712,172.61 = 6,323,411.43/x
  3. Step 3: Cross multiply
    12,467,118.06x = 18,712,172.61 × 6,323,411.43
  4. Step 4: Simplify right side
    12,467,118.06x = 118,324,766,162,206.92
  5. Step 5: Solve for x
    x = 118,324,766,162,206.92/12,467,118.06
  6. Step 6: Final answer
    x = 9,490,947.75

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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.