Home / 8,763,412.70-13,145,119.05-8,091,566.30

Finding the Fourth Proportional to 8,763,412.70, 13,145,119.05 and 8,091,566.30

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Solution

The fourth proportional to 8,763,412.70, 13,145,119.05 and 8,091,566.30 is: 12,137,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,412.70 : 13,145,119.05 = 8,091,566.30 : x
  2. Step 2: Convert to fraction form
    8,763,412.70/13,145,119.05 = 8,091,566.30/x
  3. Step 3: Cross multiply
    8,763,412.70x = 13,145,119.05 × 8,091,566.30
  4. Step 4: Simplify right side
    8,763,412.70x = 106,364,602,314,468.02
  5. Step 5: Solve for x
    x = 106,364,602,314,468.02/8,763,412.70
  6. Step 6: Final answer
    x = 12,137,349.45

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Double scale
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Similar ratio
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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.