Home / 10,204,106.47-14,081,665.67-5,620,427.85

Finding the Fourth Proportional to 10,204,106.47, 14,081,665.67 and 5,620,427.85

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Solution

The fourth proportional to 10,204,106.47, 14,081,665.67 and 5,620,427.85 is: 7,756,189.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,106.47 : 14,081,665.67 = 5,620,427.85 : x
  2. Step 2: Convert to fraction form
    10,204,106.47/14,081,665.67 = 5,620,427.85/x
  3. Step 3: Cross multiply
    10,204,106.47x = 14,081,665.67 × 5,620,427.85
  4. Step 4: Simplify right side
    10,204,106.47x = 79,144,985,807,546.44
  5. Step 5: Solve for x
    x = 79,144,985,807,546.44/10,204,106.47
  6. Step 6: Final answer
    x = 7,756,189.73

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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.