Home / 11,075,744.79-15,284,438.91-6,429,960.90

Finding the Fourth Proportional to 11,075,744.79, 15,284,438.91 and 6,429,960.90

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Solution

The fourth proportional to 11,075,744.79, 15,284,438.91 and 6,429,960.90 is: 8,873,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075,744.79 : 15,284,438.91 = 6,429,960.90 : x
  2. Step 2: Convert to fraction form
    11,075,744.79/15,284,438.91 = 6,429,960.90/x
  3. Step 3: Cross multiply
    11,075,744.79x = 15,284,438.91 × 6,429,960.90
  4. Step 4: Simplify right side
    11,075,744.79x = 98,278,344,569,738.62
  5. Step 5: Solve for x
    x = 98,278,344,569,738.62/11,075,744.79
  6. Step 6: Final answer
    x = 8,873,294.43

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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.