Home / 9,859,825.86-13,607,263.79-5,449,456.62

Finding the Fourth Proportional to 9,859,825.86, 13,607,263.79 and 5,449,456.62

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Solution

The fourth proportional to 9,859,825.86, 13,607,263.79 and 5,449,456.62 is: 7,520,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,825.86 : 13,607,263.79 = 5,449,456.62 : x
  2. Step 2: Convert to fraction form
    9,859,825.86/13,607,263.79 = 5,449,456.62/x
  3. Step 3: Cross multiply
    9,859,825.86x = 13,607,263.79 × 5,449,456.62
  4. Step 4: Simplify right side
    9,859,825.86x = 74,152,193,740,501.78
  5. Step 5: Solve for x
    x = 74,152,193,740,501.78/9,859,825.86
  6. Step 6: Final answer
    x = 7,520,639.29

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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.