Home / 6,421,165.54-8,859,960.58-3,807,186.60

Finding the Fourth Proportional to 6,421,165.54, 8,859,960.58 and 3,807,186.60

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Solution

The fourth proportional to 6,421,165.54, 8,859,960.58 and 3,807,186.60 is: 5,253,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,165.54 : 8,859,960.58 = 3,807,186.60 : x
  2. Step 2: Convert to fraction form
    6,421,165.54/8,859,960.58 = 3,807,186.60/x
  3. Step 3: Cross multiply
    6,421,165.54x = 8,859,960.58 × 3,807,186.60
  4. Step 4: Simplify right side
    6,421,165.54x = 33,731,523,196,704.23
  5. Step 5: Solve for x
    x = 33,731,523,196,704.23/6,421,165.54
  6. Step 6: Final answer
    x = 5,253,177.63

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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.