Home / 30,822,354.51-42,535,536.19-17,591,265.81

Finding the Fourth Proportional to 30,822,354.51, 42,535,536.19 and 17,591,265.81

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Solution

The fourth proportional to 30,822,354.51, 42,535,536.19 and 17,591,265.81 is: 24,276,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822,354.51 : 42,535,536.19 = 17,591,265.81 : x
  2. Step 2: Convert to fraction form
    30,822,354.51/42,535,536.19 = 17,591,265.81/x
  3. Step 3: Cross multiply
    30,822,354.51x = 42,535,536.19 × 17,591,265.81
  4. Step 4: Simplify right side
    30,822,354.51x = 748,253,923,489,164.62
  5. Step 5: Solve for x
    x = 748,253,923,489,164.62/30,822,354.51
  6. Step 6: Final answer
    x = 24,276,338.89

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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.