Home / 7,971,311.80-11,956,967.70-5,526,683.20

Finding the Fourth Proportional to 7,971,311.80, 11,956,967.70 and 5,526,683.20

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Solution

The fourth proportional to 7,971,311.80, 11,956,967.70 and 5,526,683.20 is: 8,290,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,311.80 : 11,956,967.70 = 5,526,683.20 : x
  2. Step 2: Convert to fraction form
    7,971,311.80/11,956,967.70 = 5,526,683.20/x
  3. Step 3: Cross multiply
    7,971,311.80x = 11,956,967.70 × 5,526,683.20
  4. Step 4: Simplify right side
    7,971,311.80x = 66,082,372,510,532.64
  5. Step 5: Solve for x
    x = 66,082,372,510,532.64/7,971,311.80
  6. Step 6: Final answer
    x = 8,290,024.80

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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.