Home / 7,486,603.20-11,229,904.80-5,945,424.30

Finding the Fourth Proportional to 7,486,603.20, 11,229,904.80 and 5,945,424.30

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Solution

The fourth proportional to 7,486,603.20, 11,229,904.80 and 5,945,424.30 is: 8,918,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,603.20 : 11,229,904.80 = 5,945,424.30 : x
  2. Step 2: Convert to fraction form
    7,486,603.20/11,229,904.80 = 5,945,424.30/x
  3. Step 3: Cross multiply
    7,486,603.20x = 11,229,904.80 × 5,945,424.30
  4. Step 4: Simplify right side
    7,486,603.20x = 66,766,548,884,606.64
  5. Step 5: Solve for x
    x = 66,766,548,884,606.64/7,486,603.20
  6. Step 6: Final answer
    x = 8,918,136.45

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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.