Home / 5,380,930.53-7,421,485.14-3,447,371.03

Finding the Fourth Proportional to 5,380,930.53, 7,421,485.14 and 3,447,371.03

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Solution

The fourth proportional to 5,380,930.53, 7,421,485.14 and 3,447,371.03 is: 4,754,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,930.53 : 7,421,485.14 = 3,447,371.03 : x
  2. Step 2: Convert to fraction form
    5,380,930.53/7,421,485.14 = 3,447,371.03/x
  3. Step 3: Cross multiply
    5,380,930.53x = 7,421,485.14 × 3,447,371.03
  4. Step 4: Simplify right side
    5,380,930.53x = 25,584,612,834,104.07
  5. Step 5: Solve for x
    x = 25,584,612,834,104.07/5,380,930.53
  6. Step 6: Final answer
    x = 4,754,681.87

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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.