Home / 30,159,219.78-41,619,265.29-16,407,869.22

Finding the Fourth Proportional to 30,159,219.78, 41,619,265.29 and 16,407,869.22

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Solution

The fourth proportional to 30,159,219.78, 41,619,265.29 and 16,407,869.22 is: 22,642,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,159,219.78 : 41,619,265.29 = 16,407,869.22 : x
  2. Step 2: Convert to fraction form
    30,159,219.78/41,619,265.29 = 16,407,869.22/x
  3. Step 3: Cross multiply
    30,159,219.78x = 41,619,265.29 × 16,407,869.22
  4. Step 4: Simplify right side
    30,159,219.78x = 682,883,461,910,805.38
  5. Step 5: Solve for x
    x = 682,883,461,910,805.38/30,159,219.78
  6. Step 6: Final answer
    x = 22,642,610.35

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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.