Home / 16,078,079.70-22,187,832.08-8,735,931.61

Finding the Fourth Proportional to 16,078,079.70, 22,187,832.08 and 8,735,931.61

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Solution

The fourth proportional to 16,078,079.70, 22,187,832.08 and 8,735,931.61 is: 12,055,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078,079.70 : 22,187,832.08 = 8,735,931.61 : x
  2. Step 2: Convert to fraction form
    16,078,079.70/22,187,832.08 = 8,735,931.61/x
  3. Step 3: Cross multiply
    16,078,079.70x = 22,187,832.08 × 8,735,931.61
  4. Step 4: Simplify right side
    16,078,079.70x = 193,831,383,525,894.81
  5. Step 5: Solve for x
    x = 193,831,383,525,894.81/16,078,079.70
  6. Step 6: Final answer
    x = 12,055,630.22

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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.