Home / 5,162,590.50-7,124,097.87-2,987,169.18

Finding the Fourth Proportional to 5,162,590.50, 7,124,097.87 and 2,987,169.18

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Solution

The fourth proportional to 5,162,590.50, 7,124,097.87 and 2,987,169.18 is: 4,122,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,590.50 : 7,124,097.87 = 2,987,169.18 : x
  2. Step 2: Convert to fraction form
    5,162,590.50/7,124,097.87 = 2,987,169.18/x
  3. Step 3: Cross multiply
    5,162,590.50x = 7,124,097.87 × 2,987,169.18
  4. Step 4: Simplify right side
    5,162,590.50x = 21,280,885,592,567.65
  5. Step 5: Solve for x
    x = 21,280,885,592,567.65/5,162,590.50
  6. Step 6: Final answer
    x = 4,122,133.18

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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.