Home / 13,943,693.66-20,851,330.16-13,263,449.18

Finding the Fourth Proportional to 13,943,693.66, 20,851,330.16 and 13,263,449.18

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Solution

The fourth proportional to 13,943,693.66, 20,851,330.16 and 13,263,449.18 is: 19,834,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,693.66 : 20,851,330.16 = 13,263,449.18 : x
  2. Step 2: Convert to fraction form
    13,943,693.66/20,851,330.16 = 13,263,449.18/x
  3. Step 3: Cross multiply
    13,943,693.66x = 20,851,330.16 × 13,263,449.18
  4. Step 4: Simplify right side
    13,943,693.66x = 276,560,557,841,463.28
  5. Step 5: Solve for x
    x = 276,560,557,841,463.28/13,943,693.66
  6. Step 6: Final answer
    x = 19,834,095.95

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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.