Home / 7,011,357.89-10,520,739.68-4,975,175.75

Finding the Fourth Proportional to 7,011,357.89, 10,520,739.68 and 4,975,175.75

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Solution

The fourth proportional to 7,011,357.89, 10,520,739.68 and 4,975,175.75 is: 7,465,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,357.89 : 10,520,739.68 = 4,975,175.75 : x
  2. Step 2: Convert to fraction form
    7,011,357.89/10,520,739.68 = 4,975,175.75/x
  3. Step 3: Cross multiply
    7,011,357.89x = 10,520,739.68 × 4,975,175.75
  4. Step 4: Simplify right side
    7,011,357.89x = 52,342,528,850,519.19
  5. Step 5: Solve for x
    x = 52,342,528,850,519.19/7,011,357.89
  6. Step 6: Final answer
    x = 7,465,391.11

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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.