Home / 10,411,827.12-15,597,401.22-7,172,792.64

Finding the Fourth Proportional to 10,411,827.12, 15,597,401.22 and 7,172,792.64

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Solution

The fourth proportional to 10,411,827.12, 15,597,401.22 and 7,172,792.64 is: 10,745,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411,827.12 : 15,597,401.22 = 7,172,792.64 : x
  2. Step 2: Convert to fraction form
    10,411,827.12/15,597,401.22 = 7,172,792.64/x
  3. Step 3: Cross multiply
    10,411,827.12x = 15,597,401.22 × 7,172,792.64
  4. Step 4: Simplify right side
    10,411,827.12x = 111,876,924,673,943.02
  5. Step 5: Solve for x
    x = 111,876,924,673,943.02/10,411,827.12
  6. Step 6: Final answer
    x = 10,745,176.94

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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.