Home / 13,236,514.20-19,833,776.10-8,743,541.40

Finding the Fourth Proportional to 13,236,514.20, 19,833,776.10 and 8,743,541.40

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Solution

The fourth proportional to 13,236,514.20, 19,833,776.10 and 8,743,541.40 is: 13,101,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,514.20 : 19,833,776.10 = 8,743,541.40 : x
  2. Step 2: Convert to fraction form
    13,236,514.20/19,833,776.10 = 8,743,541.40/x
  3. Step 3: Cross multiply
    13,236,514.20x = 19,833,776.10 × 8,743,541.40
  4. Step 4: Simplify right side
    13,236,514.20x = 173,417,442,448,680.56
  5. Step 5: Solve for x
    x = 173,417,442,448,680.56/13,236,514.20
  6. Step 6: Final answer
    x = 13,101,443.46

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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.