Home / 7,464,172.78-10,300,227.10-4,156,637.64

Finding the Fourth Proportional to 7,464,172.78, 10,300,227.10 and 4,156,637.64

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Solution

The fourth proportional to 7,464,172.78, 10,300,227.10 and 4,156,637.64 is: 5,735,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464,172.78 : 10,300,227.10 = 4,156,637.64 : x
  2. Step 2: Convert to fraction form
    7,464,172.78/10,300,227.10 = 4,156,637.64/x
  3. Step 3: Cross multiply
    7,464,172.78x = 10,300,227.10 × 4,156,637.64
  4. Step 4: Simplify right side
    7,464,172.78x = 42,814,311,664,408.05
  5. Step 5: Solve for x
    x = 42,814,311,664,408.05/7,464,172.78
  6. Step 6: Final answer
    x = 5,735,975.43

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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.