Home / 10,516,361.93-15,772,964.05-3,326,961.63

Finding the Fourth Proportional to 10,516,361.93, 15,772,964.05 and 3,326,961.63

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Solution

The fourth proportional to 10,516,361.93, 15,772,964.05 and 3,326,961.63 is: 4,989,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,361.93 : 15,772,964.05 = 3,326,961.63 : x
  2. Step 2: Convert to fraction form
    10,516,361.93/15,772,964.05 = 3,326,961.63/x
  3. Step 3: Cross multiply
    10,516,361.93x = 15,772,964.05 × 3,326,961.63
  4. Step 4: Simplify right side
    10,516,361.93x = 52,476,046,177,401.99
  5. Step 5: Solve for x
    x = 52,476,046,177,401.99/10,516,361.93
  6. Step 6: Final answer
    x = 4,989,942.96

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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.