Home / 7,619,931.85-10,515,582.90-4,135,300.69

Finding the Fourth Proportional to 7,619,931.85, 10,515,582.90 and 4,135,300.69

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Solution

The fourth proportional to 7,619,931.85, 10,515,582.90 and 4,135,300.69 is: 5,706,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,931.85 : 10,515,582.90 = 4,135,300.69 : x
  2. Step 2: Convert to fraction form
    7,619,931.85/10,515,582.90 = 4,135,300.69/x
  3. Step 3: Cross multiply
    7,619,931.85x = 10,515,582.90 × 4,135,300.69
  4. Step 4: Simplify right side
    7,619,931.85x = 43,485,097,222,122.20
  5. Step 5: Solve for x
    x = 43,485,097,222,122.20/7,619,931.85
  6. Step 6: Final answer
    x = 5,706,756.71

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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.