Home / 30,495,857.22-42,084,283.18-16,744,821.34

Finding the Fourth Proportional to 30,495,857.22, 42,084,283.18 and 16,744,821.34

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Solution

The fourth proportional to 30,495,857.22, 42,084,283.18 and 16,744,821.34 is: 23,107,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,495,857.22 : 42,084,283.18 = 16,744,821.34 : x
  2. Step 2: Convert to fraction form
    30,495,857.22/42,084,283.18 = 16,744,821.34/x
  3. Step 3: Cross multiply
    30,495,857.22x = 42,084,283.18 × 16,744,821.34
  4. Step 4: Simplify right side
    30,495,857.22x = 704,693,803,071,067
  5. Step 5: Solve for x
    x = 704,693,803,071,067/30,495,857.22
  6. Step 6: Final answer
    x = 23,107,853.57

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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.