Home / 8,054,768.40-12,082,152.60-7,745,110.80

Finding the Fourth Proportional to 8,054,768.40, 12,082,152.60 and 7,745,110.80

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Solution

The fourth proportional to 8,054,768.40, 12,082,152.60 and 7,745,110.80 is: 11,617,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054,768.40 : 12,082,152.60 = 7,745,110.80 : x
  2. Step 2: Convert to fraction form
    8,054,768.40/12,082,152.60 = 7,745,110.80/x
  3. Step 3: Cross multiply
    8,054,768.40x = 12,082,152.60 × 7,745,110.80
  4. Step 4: Simplify right side
    8,054,768.40x = 93,577,610,589,508.08
  5. Step 5: Solve for x
    x = 93,577,610,589,508.08/8,054,768.40
  6. Step 6: Final answer
    x = 11,617,666.20

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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.