Home / 36,709,400.64-55,014,498.24-13,977,897.60

Finding the Fourth Proportional to 36,709,400.64, 55,014,498.24 and 13,977,897.60

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Solution

The fourth proportional to 36,709,400.64, 55,014,498.24 and 13,977,897.60 is: 20,947,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,400.64 : 55,014,498.24 = 13,977,897.60 : x
  2. Step 2: Convert to fraction form
    36,709,400.64/55,014,498.24 = 13,977,897.60/x
  3. Step 3: Cross multiply
    36,709,400.64x = 55,014,498.24 × 13,977,897.60
  4. Step 4: Simplify right side
    36,709,400.64x = 768,987,022,914,100.25
  5. Step 5: Solve for x
    x = 768,987,022,914,100.25/36,709,400.64
  6. Step 6: Final answer
    x = 20,947,959.09

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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.