Home / 14,828,335.79-20,452,536.66-13,608,580.28

Finding the Fourth Proportional to 14,828,335.79, 20,452,536.66 and 13,608,580.28

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Solution

The fourth proportional to 14,828,335.79, 20,452,536.66 and 13,608,580.28 is: 18,770,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828,335.79 : 20,452,536.66 = 13,608,580.28 : x
  2. Step 2: Convert to fraction form
    14,828,335.79/20,452,536.66 = 13,608,580.28/x
  3. Step 3: Cross multiply
    14,828,335.79x = 20,452,536.66 × 13,608,580.28
  4. Step 4: Simplify right side
    14,828,335.79x = 278,329,986,964,990.41
  5. Step 5: Solve for x
    x = 278,329,986,964,990.41/14,828,335.79
  6. Step 6: Final answer
    x = 18,770,143.26

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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.