Home / 21,002,842.52-31,509,577.36-5,856,775.64

Finding the Fourth Proportional to 21,002,842.52, 31,509,577.36 and 5,856,775.64

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Solution

The fourth proportional to 21,002,842.52, 31,509,577.36 and 5,856,775.64 is: 8,786,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,002,842.52 : 31,509,577.36 = 5,856,775.64 : x
  2. Step 2: Convert to fraction form
    21,002,842.52/31,509,577.36 = 5,856,775.64/x
  3. Step 3: Cross multiply
    21,002,842.52x = 31,509,577.36 × 5,856,775.64
  4. Step 4: Simplify right side
    21,002,842.52x = 184,544,525,108,743.50
  5. Step 5: Solve for x
    x = 184,544,525,108,743.50/21,002,842.52
  6. Step 6: Final answer
    x = 8,786,645.19

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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.