Home / 6,378,059.58-8,801,898.72-3,897,681.73

Finding the Fourth Proportional to 6,378,059.58, 8,801,898.72 and 3,897,681.73

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Solution

The fourth proportional to 6,378,059.58, 8,801,898.72 and 3,897,681.73 is: 5,378,908.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,059.58 : 8,801,898.72 = 3,897,681.73 : x
  2. Step 2: Convert to fraction form
    6,378,059.58/8,801,898.72 = 3,897,681.73/x
  3. Step 3: Cross multiply
    6,378,059.58x = 8,801,898.72 × 3,897,681.73
  4. Step 4: Simplify right side
    6,378,059.58x = 34,306,999,793,633.34
  5. Step 5: Solve for x
    x = 34,306,999,793,633.34/6,378,059.58
  6. Step 6: Final answer
    x = 5,378,908.65

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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.