Home / 8,565,768.60-12,848,652.90-7,290,310.20

Finding the Fourth Proportional to 8,565,768.60, 12,848,652.90 and 7,290,310.20

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Solution

The fourth proportional to 8,565,768.60, 12,848,652.90 and 7,290,310.20 is: 10,935,465.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565,768.60 : 12,848,652.90 = 7,290,310.20 : x
  2. Step 2: Convert to fraction form
    8,565,768.60/12,848,652.90 = 7,290,310.20/x
  3. Step 3: Cross multiply
    8,565,768.60x = 12,848,652.90 × 7,290,310.20
  4. Step 4: Simplify right side
    8,565,768.60x = 93,670,665,293,129.58
  5. Step 5: Solve for x
    x = 93,670,665,293,129.58/8,565,768.60
  6. Step 6: Final answer
    x = 10,935,465.30

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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.