Home / 8,889,770.20-13,334,655.30-8,748,052.60

Finding the Fourth Proportional to 8,889,770.20, 13,334,655.30 and 8,748,052.60

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Solution

The fourth proportional to 8,889,770.20, 13,334,655.30 and 8,748,052.60 is: 13,122,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,770.20 : 13,334,655.30 = 8,748,052.60 : x
  2. Step 2: Convert to fraction form
    8,889,770.20/13,334,655.30 = 8,748,052.60/x
  3. Step 3: Cross multiply
    8,889,770.20x = 13,334,655.30 × 8,748,052.60
  4. Step 4: Simplify right side
    8,889,770.20x = 116,652,265,967,268.78
  5. Step 5: Solve for x
    x = 116,652,265,967,268.78/8,889,770.20
  6. Step 6: Final answer
    x = 13,122,078.90

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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.