Home / 55,484,544.02-76,566,785.42-30,705,775.25

Finding the Fourth Proportional to 55,484,544.02, 76,566,785.42 and 30,705,775.25

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Solution

The fourth proportional to 55,484,544.02, 76,566,785.42 and 30,705,775.25 is: 42,372,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,484,544.02 : 76,566,785.42 = 30,705,775.25 : x
  2. Step 2: Convert to fraction form
    55,484,544.02/76,566,785.42 = 30,705,775.25/x
  3. Step 3: Cross multiply
    55,484,544.02x = 76,566,785.42 × 30,705,775.25
  4. Step 4: Simplify right side
    55,484,544.02x = 2,351,042,504,480,093.50
  5. Step 5: Solve for x
    x = 2,351,042,504,480,093.50/55,484,544.02
  6. Step 6: Final answer
    x = 42,372,926.48

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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.