Home / 28,954,812.83-43,432,182.52-7,389,414.95

Finding the Fourth Proportional to 28,954,812.83, 43,432,182.52 and 7,389,414.95

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Solution

The fourth proportional to 28,954,812.83, 43,432,182.52 and 7,389,414.95 is: 11,084,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,812.83 : 43,432,182.52 = 7,389,414.95 : x
  2. Step 2: Convert to fraction form
    28,954,812.83/43,432,182.52 = 7,389,414.95/x
  3. Step 3: Cross multiply
    28,954,812.83x = 43,432,182.52 × 7,389,414.95
  4. Step 4: Simplify right side
    28,954,812.83x = 320,938,418,588,782.25
  5. Step 5: Solve for x
    x = 320,938,418,588,782.25/28,954,812.83
  6. Step 6: Final answer
    x = 11,084,113.05

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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.