Home / 6,558,918.90-9,050,897.63-3,618,770.78

Finding the Fourth Proportional to 6,558,918.90, 9,050,897.63 and 3,618,770.78

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Solution

The fourth proportional to 6,558,918.90, 9,050,897.63 and 3,618,770.78 is: 4,993,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558,918.90 : 9,050,897.63 = 3,618,770.78 : x
  2. Step 2: Convert to fraction form
    6,558,918.90/9,050,897.63 = 3,618,770.78/x
  3. Step 3: Cross multiply
    6,558,918.90x = 9,050,897.63 × 3,618,770.78
  4. Step 4: Simplify right side
    6,558,918.90x = 32,753,123,812,866.91
  5. Step 5: Solve for x
    x = 32,753,123,812,866.91/6,558,918.90
  6. Step 6: Final answer
    x = 4,993,677.21

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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.