Home / 14,543,999.70-21,815,999.55-4,446,620.70

Finding the Fourth Proportional to 14,543,999.70, 21,815,999.55 and 4,446,620.70

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Solution

The fourth proportional to 14,543,999.70, 21,815,999.55 and 4,446,620.70 is: 6,669,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543,999.70 : 21,815,999.55 = 4,446,620.70 : x
  2. Step 2: Convert to fraction form
    14,543,999.70/21,815,999.55 = 4,446,620.70/x
  3. Step 3: Cross multiply
    14,543,999.70x = 21,815,999.55 × 4,446,620.70
  4. Step 4: Simplify right side
    14,543,999.70x = 97,007,475,190,220.69
  5. Step 5: Solve for x
    x = 97,007,475,190,220.69/14,543,999.70
  6. Step 6: Final answer
    x = 6,669,931.05

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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.