Home / 7,344,128.40-11,016,192.60-5,664,512.40

Finding the Fourth Proportional to 7,344,128.40, 11,016,192.60 and 5,664,512.40

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Solution

The fourth proportional to 7,344,128.40, 11,016,192.60 and 5,664,512.40 is: 8,496,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,128.40 : 11,016,192.60 = 5,664,512.40 : x
  2. Step 2: Convert to fraction form
    7,344,128.40/11,016,192.60 = 5,664,512.40/x
  3. Step 3: Cross multiply
    7,344,128.40x = 11,016,192.60 × 5,664,512.40
  4. Step 4: Simplify right side
    7,344,128.40x = 62,401,359,583,488.24
  5. Step 5: Solve for x
    x = 62,401,359,583,488.24/7,344,128.40
  6. Step 6: Final answer
    x = 8,496,768.60

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1.5x scale

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.