Home / 6,370,123.79-8,791,638.57-3,757,365.92

Finding the Fourth Proportional to 6,370,123.79, 8,791,638.57 and 3,757,365.92

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Solution

The fourth proportional to 6,370,123.79, 8,791,638.57 and 3,757,365.92 is: 5,185,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370,123.79 : 8,791,638.57 = 3,757,365.92 : x
  2. Step 2: Convert to fraction form
    6,370,123.79/8,791,638.57 = 3,757,365.92/x
  3. Step 3: Cross multiply
    6,370,123.79x = 8,791,638.57 × 3,757,365.92
  4. Step 4: Simplify right side
    6,370,123.79x = 33,033,403,126,969.25
  5. Step 5: Solve for x
    x = 33,033,403,126,969.25/6,370,123.79
  6. Step 6: Final answer
    x = 5,185,676.80

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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.