Home / 7,375,002.80-11,064,059.40-3,112,977.20

Finding the Fourth Proportional to 7,375,002.80, 11,064,059.40 and 3,112,977.20

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Solution

The fourth proportional to 7,375,002.80, 11,064,059.40 and 3,112,977.20 is: 4,670,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375,002.80 : 11,064,059.40 = 3,112,977.20 : x
  2. Step 2: Convert to fraction form
    7,375,002.80/11,064,059.40 = 3,112,977.20/x
  3. Step 3: Cross multiply
    7,375,002.80x = 11,064,059.40 × 3,112,977.20
  4. Step 4: Simplify right side
    7,375,002.80x = 34,442,164,651,645.68
  5. Step 5: Solve for x
    x = 34,442,164,651,645.68/7,375,002.80
  6. Step 6: Final answer
    x = 4,670,122.25

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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.