Home / 55,200,522.12-76,177,020.16-31,677,185.80

Finding the Fourth Proportional to 55,200,522.12, 76,177,020.16 and 31,677,185.80

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Solution

The fourth proportional to 55,200,522.12, 76,177,020.16 and 31,677,185.80 is: 43,714,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,200,522.12 : 76,177,020.16 = 31,677,185.80 : x
  2. Step 2: Convert to fraction form
    55,200,522.12/76,177,020.16 = 31,677,185.80/x
  3. Step 3: Cross multiply
    55,200,522.12x = 76,177,020.16 × 31,677,185.80
  4. Step 4: Simplify right side
    55,200,522.12x = 2,413,073,621,298,665.50
  5. Step 5: Solve for x
    x = 2,413,073,621,298,665.50/55,200,522.12
  6. Step 6: Final answer
    x = 43,714,688.35

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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.