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Finding the Fourth Proportional to 9,835,509.88, 14,753,264.82 and 2,647,060.12

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Solution

The fourth proportional to 9,835,509.88, 14,753,264.82 and 2,647,060.12 is: 3,970,590.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835,509.88 : 14,753,264.82 = 2,647,060.12 : x
  2. Step 2: Convert to fraction form
    9,835,509.88/14,753,264.82 = 2,647,060.12/x
  3. Step 3: Cross multiply
    9,835,509.88x = 14,753,264.82 × 2,647,060.12
  4. Step 4: Simplify right side
    9,835,509.88x = 39,052,778,944,820.98
  5. Step 5: Solve for x
    x = 39,052,778,944,820.98/9,835,509.88
  6. Step 6: Final answer
    x = 3,970,590.18

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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.