Home / 22,071,992.52-30,462,000.66-13,369,909.80

Finding the Fourth Proportional to 22,071,992.52, 30,462,000.66 and 13,369,909.80

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Solution

The fourth proportional to 22,071,992.52, 30,462,000.66 and 13,369,909.80 is: 18,452,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071,992.52 : 30,462,000.66 = 13,369,909.80 : x
  2. Step 2: Convert to fraction form
    22,071,992.52/30,462,000.66 = 13,369,909.80/x
  3. Step 3: Cross multiply
    22,071,992.52x = 30,462,000.66 × 13,369,909.80
  4. Step 4: Simplify right side
    22,071,992.52x = 407,274,201,151,740.50
  5. Step 5: Solve for x
    x = 407,274,201,151,740.50/22,071,992.52
  6. Step 6: Final answer
    x = 18,452,081.33

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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.