Home / 7,110,789.60-9,812,816.02-3,847,532.34

Finding the Fourth Proportional to 7,110,789.60, 9,812,816.02 and 3,847,532.34

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Solution

The fourth proportional to 7,110,789.60, 9,812,816.02 and 3,847,532.34 is: 5,309,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,789.60 : 9,812,816.02 = 3,847,532.34 : x
  2. Step 2: Convert to fraction form
    7,110,789.60/9,812,816.02 = 3,847,532.34/x
  3. Step 3: Cross multiply
    7,110,789.60x = 9,812,816.02 × 3,847,532.34
  4. Step 4: Simplify right side
    7,110,789.60x = 37,755,126,983,420.09
  5. Step 5: Solve for x
    x = 37,755,126,983,420.09/7,110,789.60
  6. Step 6: Final answer
    x = 5,309,554.79

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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.