Home / 5,065,658.22-6,990,609.85-2,742,550.28

Finding the Fourth Proportional to 5,065,658.22, 6,990,609.85 and 2,742,550.28

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Solution

The fourth proportional to 5,065,658.22, 6,990,609.85 and 2,742,550.28 is: 3,784,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,658.22 : 6,990,609.85 = 2,742,550.28 : x
  2. Step 2: Convert to fraction form
    5,065,658.22/6,990,609.85 = 2,742,550.28/x
  3. Step 3: Cross multiply
    5,065,658.22x = 6,990,609.85 × 2,742,550.28
  4. Step 4: Simplify right side
    5,065,658.22x = 19,172,098,966,535.21
  5. Step 5: Solve for x
    x = 19,172,098,966,535.21/5,065,658.22
  6. Step 6: Final answer
    x = 3,784,720.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.