Home / 10,180,296.96-15,270,448.49-2,991,830.87

Finding the Fourth Proportional to 10,180,296.96, 15,270,448.49 and 2,991,830.87

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Solution

The fourth proportional to 10,180,296.96, 15,270,448.49 and 2,991,830.87 is: 4,487,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180,296.96 : 15,270,448.49 = 2,991,830.87 : x
  2. Step 2: Convert to fraction form
    10,180,296.96/15,270,448.49 = 2,991,830.87/x
  3. Step 3: Cross multiply
    10,180,296.96x = 15,270,448.49 × 2,991,830.87
  4. Step 4: Simplify right side
    10,180,296.96x = 45,686,599,099,815.49
  5. Step 5: Solve for x
    x = 45,686,599,099,815.49/10,180,296.96
  6. Step 6: Final answer
    x = 4,487,747.19

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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.