Home / 12,043,393.56-16,620,130.08-6,816,401.64

Finding the Fourth Proportional to 12,043,393.56, 16,620,130.08 and 6,816,401.64

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Solution

The fourth proportional to 12,043,393.56, 16,620,130.08 and 6,816,401.64 is: 9,406,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,393.56 : 16,620,130.08 = 6,816,401.64 : x
  2. Step 2: Convert to fraction form
    12,043,393.56/16,620,130.08 = 6,816,401.64/x
  3. Step 3: Cross multiply
    12,043,393.56x = 16,620,130.08 × 6,816,401.64
  4. Step 4: Simplify right side
    12,043,393.56x = 113,289,481,934,325.33
  5. Step 5: Solve for x
    x = 113,289,481,934,325.33/12,043,393.56
  6. Step 6: Final answer
    x = 9,406,774.04

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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.