Home / 10,756,778.40-16,128,946.80-4,025,872.80

Finding the Fourth Proportional to 10,756,778.40, 16,128,946.80 and 4,025,872.80

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Solution

The fourth proportional to 10,756,778.40, 16,128,946.80 and 4,025,872.80 is: 6,036,480.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756,778.40 : 16,128,946.80 = 4,025,872.80 : x
  2. Step 2: Convert to fraction form
    10,756,778.40/16,128,946.80 = 4,025,872.80/x
  3. Step 3: Cross multiply
    10,756,778.40x = 16,128,946.80 × 4,025,872.80
  4. Step 4: Simplify right side
    10,756,778.40x = 64,933,088,214,767.04
  5. Step 5: Solve for x
    x = 64,933,088,214,767.04/10,756,778.40
  6. Step 6: Final answer
    x = 6,036,480.98

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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.