Home / 4,912,105.81-7,360,012.93-2,987,194.27

Finding the Fourth Proportional to 4,912,105.81, 7,360,012.93 and 2,987,194.27

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Solution

The fourth proportional to 4,912,105.81, 7,360,012.93 and 2,987,194.27 is: 4,475,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,105.81 : 7,360,012.93 = 2,987,194.27 : x
  2. Step 2: Convert to fraction form
    4,912,105.81/7,360,012.93 = 2,987,194.27/x
  3. Step 3: Cross multiply
    4,912,105.81x = 7,360,012.93 × 2,987,194.27
  4. Step 4: Simplify right side
    4,912,105.81x = 21,985,788,451,621.91
  5. Step 5: Solve for x
    x = 21,985,788,451,621.91/4,912,105.81
  6. Step 6: Final answer
    x = 4,475,837.72

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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.