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Finding the Fourth Proportional to 7,842,336.60, 11,764,229.94 and 3,050,389.56

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Solution

The fourth proportional to 7,842,336.60, 11,764,229.94 and 3,050,389.56 is: 4,575,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,336.60 : 11,764,229.94 = 3,050,389.56 : x
  2. Step 2: Convert to fraction form
    7,842,336.60/11,764,229.94 = 3,050,389.56/x
  3. Step 3: Cross multiply
    7,842,336.60x = 11,764,229.94 × 3,050,389.56
  4. Step 4: Simplify right side
    7,842,336.60x = 35,885,484,190,415.42
  5. Step 5: Solve for x
    x = 35,885,484,190,415.42/7,842,336.60
  6. Step 6: Final answer
    x = 4,575,866.35

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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.