Home / 6,934,129.40-10,401,194.10-6,672,855.80

Finding the Fourth Proportional to 6,934,129.40, 10,401,194.10 and 6,672,855.80

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Solution

The fourth proportional to 6,934,129.40, 10,401,194.10 and 6,672,855.80 is: 10,009,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934,129.40 : 10,401,194.10 = 6,672,855.80 : x
  2. Step 2: Convert to fraction form
    6,934,129.40/10,401,194.10 = 6,672,855.80/x
  3. Step 3: Cross multiply
    6,934,129.40x = 10,401,194.10 × 6,672,855.80
  4. Step 4: Simplify right side
    6,934,129.40x = 69,405,668,377,110.77
  5. Step 5: Solve for x
    x = 69,405,668,377,110.77/6,934,129.40
  6. Step 6: Final answer
    x = 10,009,283.70

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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.