Home / 5,459,589.70-8,189,384.55-5,388,730.90

Finding the Fourth Proportional to 5,459,589.70, 8,189,384.55 and 5,388,730.90

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Solution

The fourth proportional to 5,459,589.70, 8,189,384.55 and 5,388,730.90 is: 8,083,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,589.70 : 8,189,384.55 = 5,388,730.90 : x
  2. Step 2: Convert to fraction form
    5,459,589.70/8,189,384.55 = 5,388,730.90/x
  3. Step 3: Cross multiply
    5,459,589.70x = 8,189,384.55 × 5,388,730.90
  4. Step 4: Simplify right side
    5,459,589.70x = 44,130,389,576,567.59
  5. Step 5: Solve for x
    x = 44,130,389,576,567.59/5,459,589.70
  6. Step 6: Final answer
    x = 8,083,096.35

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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.