Home / 20,161,007.70-30,241,511.55-6,697,835.70

Finding the Fourth Proportional to 20,161,007.70, 30,241,511.55 and 6,697,835.70

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Solution

The fourth proportional to 20,161,007.70, 30,241,511.55 and 6,697,835.70 is: 10,046,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,007.70 : 30,241,511.55 = 6,697,835.70 : x
  2. Step 2: Convert to fraction form
    20,161,007.70/30,241,511.55 = 6,697,835.70/x
  3. Step 3: Cross multiply
    20,161,007.70x = 30,241,511.55 × 6,697,835.70
  4. Step 4: Simplify right side
    20,161,007.70x = 202,552,675,681,552.34
  5. Step 5: Solve for x
    x = 202,552,675,681,552.34/20,161,007.70
  6. Step 6: Final answer
    x = 10,046,753.55

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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.