Home / 12,840,700.32-19,261,727.64-3,256,161.66

Finding the Fourth Proportional to 12,840,700.32, 19,261,727.64 and 3,256,161.66

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Solution

The fourth proportional to 12,840,700.32, 19,261,727.64 and 3,256,161.66 is: 4,884,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,840,700.32 : 19,261,727.64 = 3,256,161.66 : x
  2. Step 2: Convert to fraction form
    12,840,700.32/19,261,727.64 = 3,256,161.66/x
  3. Step 3: Cross multiply
    12,840,700.32x = 19,261,727.64 × 3,256,161.66
  4. Step 4: Simplify right side
    12,840,700.32x = 62,719,299,046,730.29
  5. Step 5: Solve for x
    x = 62,719,299,046,730.29/12,840,700.32
  6. Step 6: Final answer
    x = 4,884,414.21

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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.