Home / 10,050,571.14-13,872,251.70-5,702,202.78

Finding the Fourth Proportional to 10,050,571.14, 13,872,251.70 and 5,702,202.78

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Solution

The fourth proportional to 10,050,571.14, 13,872,251.70 and 5,702,202.78 is: 7,870,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050,571.14 : 13,872,251.70 = 5,702,202.78 : x
  2. Step 2: Convert to fraction form
    10,050,571.14/13,872,251.70 = 5,702,202.78/x
  3. Step 3: Cross multiply
    10,050,571.14x = 13,872,251.70 × 5,702,202.78
  4. Step 4: Simplify right side
    10,050,571.14x = 79,102,392,208,599.72
  5. Step 5: Solve for x
    x = 79,102,392,208,599.72/10,050,571.14
  6. Step 6: Final answer
    x = 7,870,437.52

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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.