Home / 20,336,592.35-30,501,521.87-6,689,909.18

Finding the Fourth Proportional to 20,336,592.35, 30,501,521.87 and 6,689,909.18

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Solution

The fourth proportional to 20,336,592.35, 30,501,521.87 and 6,689,909.18 is: 10,033,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336,592.35 : 30,501,521.87 = 6,689,909.18 : x
  2. Step 2: Convert to fraction form
    20,336,592.35/30,501,521.87 = 6,689,909.18/x
  3. Step 3: Cross multiply
    20,336,592.35x = 30,501,521.87 × 6,689,909.18
  4. Step 4: Simplify right side
    20,336,592.35x = 204,052,411,204,888.03
  5. Step 5: Solve for x
    x = 204,052,411,204,888.03/20,336,592.35
  6. Step 6: Final answer
    x = 10,033,756.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.