Home / 13,873,085.30-20,809,627.95-13,306,214.90

Finding the Fourth Proportional to 13,873,085.30, 20,809,627.95 and 13,306,214.90

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Solution

The fourth proportional to 13,873,085.30, 20,809,627.95 and 13,306,214.90 is: 19,959,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,085.30 : 20,809,627.95 = 13,306,214.90 : x
  2. Step 2: Convert to fraction form
    13,873,085.30/20,809,627.95 = 13,306,214.90/x
  3. Step 3: Cross multiply
    13,873,085.30x = 20,809,627.95 × 13,306,214.90
  4. Step 4: Simplify right side
    13,873,085.30x = 276,897,381,491,746.44
  5. Step 5: Solve for x
    x = 276,897,381,491,746.44/13,873,085.30
  6. Step 6: Final answer
    x = 19,959,322.35

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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.