Home / 11,488,371.40-17,214,842.40-9,964,907.20

Finding the Fourth Proportional to 11,488,371.40, 17,214,842.40 and 9,964,907.20

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Solution

The fourth proportional to 11,488,371.40, 17,214,842.40 and 9,964,907.20 is: 14,931,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488,371.40 : 17,214,842.40 = 9,964,907.20 : x
  2. Step 2: Convert to fraction form
    11,488,371.40/17,214,842.40 = 9,964,907.20/x
  3. Step 3: Cross multiply
    11,488,371.40x = 17,214,842.40 × 9,964,907.20
  4. Step 4: Simplify right side
    11,488,371.40x = 171,544,306,978,625.25
  5. Step 5: Solve for x
    x = 171,544,306,978,625.25/11,488,371.40
  6. Step 6: Final answer
    x = 14,931,995.23

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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.