Home / 30,229,727.43-45,335,806.38-11,781,566.58

Finding the Fourth Proportional to 30,229,727.43, 45,335,806.38 and 11,781,566.58

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Solution

The fourth proportional to 30,229,727.43, 45,335,806.38 and 11,781,566.58 is: 17,668,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229,727.43 : 45,335,806.38 = 11,781,566.58 : x
  2. Step 2: Convert to fraction form
    30,229,727.43/45,335,806.38 = 11,781,566.58/x
  3. Step 3: Cross multiply
    30,229,727.43x = 45,335,806.38 × 11,781,566.58
  4. Step 4: Simplify right side
    30,229,727.43x = 534,126,821,323,958.81
  5. Step 5: Solve for x
    x = 534,126,821,323,958.81/30,229,727.43
  6. Step 6: Final answer
    x = 17,668,926.14

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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.