Home / 7,167,739.60-10,745,925.93-3,755,371.72

Finding the Fourth Proportional to 7,167,739.60, 10,745,925.93 and 3,755,371.72

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Solution

The fourth proportional to 7,167,739.60, 10,745,925.93 and 3,755,371.72 is: 5,630,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,739.60 : 10,745,925.93 = 3,755,371.72 : x
  2. Step 2: Convert to fraction form
    7,167,739.60/10,745,925.93 = 3,755,371.72/x
  3. Step 3: Cross multiply
    7,167,739.60x = 10,745,925.93 × 3,755,371.72
  4. Step 4: Simplify right side
    7,167,739.60x = 40,354,946,342,736.70
  5. Step 5: Solve for x
    x = 40,354,946,342,736.70/7,167,739.60
  6. Step 6: Final answer
    x = 5,630,079.86

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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.