Home / 9,134,827.43-12,604,459.64-5,212,792.85

Finding the Fourth Proportional to 9,134,827.43, 12,604,459.64 and 5,212,792.85

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Solution

The fourth proportional to 9,134,827.43, 12,604,459.64 and 5,212,792.85 is: 7,192,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134,827.43 : 12,604,459.64 = 5,212,792.85 : x
  2. Step 2: Convert to fraction form
    9,134,827.43/12,604,459.64 = 5,212,792.85/x
  3. Step 3: Cross multiply
    9,134,827.43x = 12,604,459.64 × 5,212,792.85
  4. Step 4: Simplify right side
    9,134,827.43x = 65,704,437,089,505.57
  5. Step 5: Solve for x
    x = 65,704,437,089,505.57/9,134,827.43
  6. Step 6: Final answer
    x = 7,192,739.83

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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.