Home / 12,801,076.22-19,201,633.80-5,228,041.97

Finding the Fourth Proportional to 12,801,076.22, 19,201,633.80 and 5,228,041.97

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Solution

The fourth proportional to 12,801,076.22, 19,201,633.80 and 5,228,041.97 is: 7,842,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,076.22 : 19,201,633.80 = 5,228,041.97 : x
  2. Step 2: Convert to fraction form
    12,801,076.22/19,201,633.80 = 5,228,041.97/x
  3. Step 3: Cross multiply
    12,801,076.22x = 19,201,633.80 × 5,228,041.97
  4. Step 4: Simplify right side
    12,801,076.22x = 100,386,947,302,962.42
  5. Step 5: Solve for x
    x = 100,386,947,302,962.42/12,801,076.22
  6. Step 6: Final answer
    x = 7,842,070.90

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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.