Home / 7,638,651.20-10,541,466.40-4,375,750.47

Finding the Fourth Proportional to 7,638,651.20, 10,541,466.40 and 4,375,750.47

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Solution

The fourth proportional to 7,638,651.20, 10,541,466.40 and 4,375,750.47 is: 6,038,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,651.20 : 10,541,466.40 = 4,375,750.47 : x
  2. Step 2: Convert to fraction form
    7,638,651.20/10,541,466.40 = 4,375,750.47/x
  3. Step 3: Cross multiply
    7,638,651.20x = 10,541,466.40 × 4,375,750.47
  4. Step 4: Simplify right side
    7,638,651.20x = 46,126,826,554,289.20
  5. Step 5: Solve for x
    x = 46,126,826,554,289.20/7,638,651.20
  6. Step 6: Final answer
    x = 6,038,608.83

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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.