Home / 33,430,938.12-46,141,310.89-21,684,763.42

Finding the Fourth Proportional to 33,430,938.12, 46,141,310.89 and 21,684,763.42

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Solution

The fourth proportional to 33,430,938.12, 46,141,310.89 and 21,684,763.42 is: 29,929,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430,938.12 : 46,141,310.89 = 21,684,763.42 : x
  2. Step 2: Convert to fraction form
    33,430,938.12/46,141,310.89 = 21,684,763.42/x
  3. Step 3: Cross multiply
    33,430,938.12x = 46,141,310.89 × 21,684,763.42
  4. Step 4: Simplify right side
    33,430,938.12x = 1,000,563,410,429,895.88
  5. Step 5: Solve for x
    x = 1,000,563,410,429,895.88/33,430,938.12
  6. Step 6: Final answer
    x = 29,929,265.13

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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.