Home / 20,111,702.55-30,167,553.83-6,648,530.55

Finding the Fourth Proportional to 20,111,702.55, 30,167,553.83 and 6,648,530.55

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Solution

The fourth proportional to 20,111,702.55, 30,167,553.83 and 6,648,530.55 is: 9,972,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,702.55 : 30,167,553.83 = 6,648,530.55 : x
  2. Step 2: Convert to fraction form
    20,111,702.55/30,167,553.83 = 6,648,530.55/x
  3. Step 3: Cross multiply
    20,111,702.55x = 30,167,553.83 × 6,648,530.55
  4. Step 4: Simplify right side
    20,111,702.55x = 200,569,903,224,281.84
  5. Step 5: Solve for x
    x = 200,569,903,224,281.84/20,111,702.55
  6. Step 6: Final answer
    x = 9,972,795.83

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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.