Home / 7,889,724.20-11,834,586.30-7,570,859.60

Finding the Fourth Proportional to 7,889,724.20, 11,834,586.30 and 7,570,859.60

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Solution

The fourth proportional to 7,889,724.20, 11,834,586.30 and 7,570,859.60 is: 11,356,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,724.20 : 11,834,586.30 = 7,570,859.60 : x
  2. Step 2: Convert to fraction form
    7,889,724.20/11,834,586.30 = 7,570,859.60/x
  3. Step 3: Cross multiply
    7,889,724.20x = 11,834,586.30 × 7,570,859.60
  4. Step 4: Simplify right side
    7,889,724.20x = 89,597,991,301,383.48
  5. Step 5: Solve for x
    x = 89,597,991,301,383.48/7,889,724.20
  6. Step 6: Final answer
    x = 11,356,289.40

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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.