Home / 14,515,193.64-20,030,969.04-7,899,807

Finding the Fourth Proportional to 14,515,193.64, 20,030,969.04 and 7,899,807

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Solution

The fourth proportional to 14,515,193.64, 20,030,969.04 and 7,899,807 is: 10,901,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,193.64 : 20,030,969.04 = 7,899,807 : x
  2. Step 2: Convert to fraction form
    14,515,193.64/20,030,969.04 = 7,899,807/x
  3. Step 3: Cross multiply
    14,515,193.64x = 20,030,969.04 × 7,899,807
  4. Step 4: Simplify right side
    14,515,193.64x = 158,240,789,438,975.28
  5. Step 5: Solve for x
    x = 158,240,789,438,975.28/14,515,193.64
  6. Step 6: Final answer
    x = 10,901,734.65

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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.