Home / 6,821,147.93-10,237,066.47-4,758,391.40

Finding the Fourth Proportional to 6,821,147.93, 10,237,066.47 and 4,758,391.40

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Solution

The fourth proportional to 6,821,147.93, 10,237,066.47 and 4,758,391.40 is: 7,141,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,147.93 : 10,237,066.47 = 4,758,391.40 : x
  2. Step 2: Convert to fraction form
    6,821,147.93/10,237,066.47 = 4,758,391.40/x
  3. Step 3: Cross multiply
    6,821,147.93x = 10,237,066.47 × 4,758,391.40
  4. Step 4: Simplify right side
    6,821,147.93x = 48,711,969,000,891.02
  5. Step 5: Solve for x
    x = 48,711,969,000,891.02/6,821,147.93
  6. Step 6: Final answer
    x = 7,141,315.44

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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.