Home / 35,020,893.78-52,563,218.29-18,639,930.78

Finding the Fourth Proportional to 35,020,893.78, 52,563,218.29 and 18,639,930.78

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Solution

The fourth proportional to 35,020,893.78, 52,563,218.29 and 18,639,930.78 is: 27,976,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020,893.78 : 52,563,218.29 = 18,639,930.78 : x
  2. Step 2: Convert to fraction form
    35,020,893.78/52,563,218.29 = 18,639,930.78/x
  3. Step 3: Cross multiply
    35,020,893.78x = 52,563,218.29 × 18,639,930.78
  4. Step 4: Simplify right side
    35,020,893.78x = 979,774,750,499,630
  5. Step 5: Solve for x
    x = 979,774,750,499,630/35,020,893.78
  6. Step 6: Final answer
    x = 27,976,863.09

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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.