Home / 9,523,725.88-13,142,779.49-5,172,884.90

Finding the Fourth Proportional to 9,523,725.88, 13,142,779.49 and 5,172,884.90

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Solution

The fourth proportional to 9,523,725.88, 13,142,779.49 and 5,172,884.90 is: 7,138,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523,725.88 : 13,142,779.49 = 5,172,884.90 : x
  2. Step 2: Convert to fraction form
    9,523,725.88/13,142,779.49 = 5,172,884.90/x
  3. Step 3: Cross multiply
    9,523,725.88x = 13,142,779.49 × 5,172,884.90
  4. Step 4: Simplify right side
    9,523,725.88x = 67,986,085,476,272.37
  5. Step 5: Solve for x
    x = 67,986,085,476,272.37/9,523,725.88
  6. Step 6: Final answer
    x = 7,138,601.67

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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.