Home / 7,401,801.28-10,217,304.48-4,824,109.12

Finding the Fourth Proportional to 7,401,801.28, 10,217,304.48 and 4,824,109.12

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Solution

The fourth proportional to 7,401,801.28, 10,217,304.48 and 4,824,109.12 is: 6,659,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,801.28 : 10,217,304.48 = 4,824,109.12 : x
  2. Step 2: Convert to fraction form
    7,401,801.28/10,217,304.48 = 4,824,109.12/x
  3. Step 3: Cross multiply
    7,401,801.28x = 10,217,304.48 × 4,824,109.12
  4. Step 4: Simplify right side
    7,401,801.28x = 49,289,391,723,784.86
  5. Step 5: Solve for x
    x = 49,289,391,723,784.86/7,401,801.28
  6. Step 6: Final answer
    x = 6,659,107.68

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1.5x scale

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.