Home / 12,801,090.52-19,201,655.22-5,228,056.27

Finding the Fourth Proportional to 12,801,090.52, 19,201,655.22 and 5,228,056.27

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Solution

The fourth proportional to 12,801,090.52, 19,201,655.22 and 5,228,056.27 is: 7,842,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,090.52 : 19,201,655.22 = 5,228,056.27 : x
  2. Step 2: Convert to fraction form
    12,801,090.52/19,201,655.22 = 5,228,056.27/x
  3. Step 3: Cross multiply
    12,801,090.52x = 19,201,655.22 × 5,228,056.27
  4. Step 4: Simplify right side
    12,801,090.52x = 100,387,333,899,689.88
  5. Step 5: Solve for x
    x = 100,387,333,899,689.88/12,801,090.52
  6. Step 6: Final answer
    x = 7,842,092.34

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1.5x scale

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.