Home / 12,401,253.80-17,114,687.56-7,439,880.96

Finding the Fourth Proportional to 12,401,253.80, 17,114,687.56 and 7,439,880.96

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Solution

The fourth proportional to 12,401,253.80, 17,114,687.56 and 7,439,880.96 is: 10,267,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,253.80 : 17,114,687.56 = 7,439,880.96 : x
  2. Step 2: Convert to fraction form
    12,401,253.80/17,114,687.56 = 7,439,880.96/x
  3. Step 3: Cross multiply
    12,401,253.80x = 17,114,687.56 × 7,439,880.96
  4. Step 4: Simplify right side
    12,401,253.80x = 127,331,238,113,992.84
  5. Step 5: Solve for x
    x = 127,331,238,113,992.84/12,401,253.80
  6. Step 6: Final answer
    x = 10,267,610.05

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1.5x scale

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.