Home / 5,389,358.70-8,084,038.05-2,555,006.70

Finding the Fourth Proportional to 5,389,358.70, 8,084,038.05 and 2,555,006.70

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Solution

The fourth proportional to 5,389,358.70, 8,084,038.05 and 2,555,006.70 is: 3,832,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,358.70 : 8,084,038.05 = 2,555,006.70 : x
  2. Step 2: Convert to fraction form
    5,389,358.70/8,084,038.05 = 2,555,006.70/x
  3. Step 3: Cross multiply
    5,389,358.70x = 8,084,038.05 × 2,555,006.70
  4. Step 4: Simplify right side
    5,389,358.70x = 20,654,771,380,804.94
  5. Step 5: Solve for x
    x = 20,654,771,380,804.94/5,389,358.70
  6. Step 6: Final answer
    x = 3,832,510.05

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Similar ratio
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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.