Home / 51,687,799.80-77,484,772.80-25,788,022.74

Finding the Fourth Proportional to 51,687,799.80, 77,484,772.80 and 25,788,022.74

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Solution

The fourth proportional to 51,687,799.80, 77,484,772.80 and 25,788,022.74 is: 38,658,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,687,799.80 : 77,484,772.80 = 25,788,022.74 : x
  2. Step 2: Convert to fraction form
    51,687,799.80/77,484,772.80 = 25,788,022.74/x
  3. Step 3: Cross multiply
    51,687,799.80x = 77,484,772.80 × 25,788,022.74
  4. Step 4: Simplify right side
    51,687,799.80x = 1,998,179,082,970,133.25
  5. Step 5: Solve for x
    x = 1,998,179,082,970,133.25/51,687,799.80
  6. Step 6: Final answer
    x = 38,658,621.39

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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.