Home / 6,768,606.80-10,152,910.20-6,470,008.40

Finding the Fourth Proportional to 6,768,606.80, 10,152,910.20 and 6,470,008.40

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Solution

The fourth proportional to 6,768,606.80, 10,152,910.20 and 6,470,008.40 is: 9,705,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,606.80 : 10,152,910.20 = 6,470,008.40 : x
  2. Step 2: Convert to fraction form
    6,768,606.80/10,152,910.20 = 6,470,008.40/x
  3. Step 3: Cross multiply
    6,768,606.80x = 10,152,910.20 × 6,470,008.40
  4. Step 4: Simplify right side
    6,768,606.80x = 65,689,414,278,445.68
  5. Step 5: Solve for x
    x = 65,689,414,278,445.68/6,768,606.80
  6. Step 6: Final answer
    x = 9,705,012.60

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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.