Home / 31,008,560.25-42,791,813.15-17,260,772.07

Finding the Fourth Proportional to 31,008,560.25, 42,791,813.15 and 17,260,772.07

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Solution

The fourth proportional to 31,008,560.25, 42,791,813.15 and 17,260,772.07 is: 23,819,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,560.25 : 42,791,813.15 = 17,260,772.07 : x
  2. Step 2: Convert to fraction form
    31,008,560.25/42,791,813.15 = 17,260,772.07/x
  3. Step 3: Cross multiply
    31,008,560.25x = 42,791,813.15 × 17,260,772.07
  4. Step 4: Simplify right side
    31,008,560.25x = 738,619,733,157,874.88
  5. Step 5: Solve for x
    x = 738,619,733,157,874.88/31,008,560.25
  6. Step 6: Final answer
    x = 23,819,865.46

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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.