Home / 12,175,840.63-16,801,798.11-6,947,623.75

Finding the Fourth Proportional to 12,175,840.63, 16,801,798.11 and 6,947,623.75

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Solution

The fourth proportional to 12,175,840.63, 16,801,798.11 and 6,947,623.75 is: 9,587,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,840.63 : 16,801,798.11 = 6,947,623.75 : x
  2. Step 2: Convert to fraction form
    12,175,840.63/16,801,798.11 = 6,947,623.75/x
  3. Step 3: Cross multiply
    12,175,840.63x = 16,801,798.11 × 6,947,623.75
  4. Step 4: Simplify right side
    12,175,840.63x = 116,732,571,591,741.11
  5. Step 5: Solve for x
    x = 116,732,571,591,741.11/12,175,840.63
  6. Step 6: Final answer
    x = 9,587,228.93

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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.