Home / 16,209,880.31-22,369,811.48-8,867,555.80

Finding the Fourth Proportional to 16,209,880.31, 22,369,811.48 and 8,867,555.80

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Solution

The fourth proportional to 16,209,880.31, 22,369,811.48 and 8,867,555.80 is: 12,237,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209,880.31 : 22,369,811.48 = 8,867,555.80 : x
  2. Step 2: Convert to fraction form
    16,209,880.31/22,369,811.48 = 8,867,555.80/x
  3. Step 3: Cross multiply
    16,209,880.31x = 22,369,811.48 × 8,867,555.80
  4. Step 4: Simplify right side
    16,209,880.31x = 198,365,551,467,371.62
  5. Step 5: Solve for x
    x = 198,365,551,467,371.62/16,209,880.31
  6. Step 6: Final answer
    x = 12,237,323.63

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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.