Home / 30,288,194.24-45,433,215.54-11,843,402.57

Finding the Fourth Proportional to 30,288,194.24, 45,433,215.54 and 11,843,402.57

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Solution

The fourth proportional to 30,288,194.24, 45,433,215.54 and 11,843,402.57 is: 17,765,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288,194.24 : 45,433,215.54 = 11,843,402.57 : x
  2. Step 2: Convert to fraction form
    30,288,194.24/45,433,215.54 = 11,843,402.57/x
  3. Step 3: Cross multiply
    30,288,194.24x = 45,433,215.54 × 11,843,402.57
  4. Step 4: Simplify right side
    30,288,194.24x = 538,083,861,462,633.81
  5. Step 5: Solve for x
    x = 538,083,861,462,633.81/30,288,194.24
  6. Step 6: Final answer
    x = 17,765,465.22

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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.