Home / 13,194,002.60-19,791,003.90-7,885,586.60

Finding the Fourth Proportional to 13,194,002.60, 19,791,003.90 and 7,885,586.60

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Solution

The fourth proportional to 13,194,002.60, 19,791,003.90 and 7,885,586.60 is: 11,828,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194,002.60 : 19,791,003.90 = 7,885,586.60 : x
  2. Step 2: Convert to fraction form
    13,194,002.60/19,791,003.90 = 7,885,586.60/x
  3. Step 3: Cross multiply
    13,194,002.60x = 19,791,003.90 × 7,885,586.60
  4. Step 4: Simplify right side
    13,194,002.60x = 156,063,675,154,387.72
  5. Step 5: Solve for x
    x = 156,063,675,154,387.72/13,194,002.60
  6. Step 6: Final answer
    x = 11,828,379.90

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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.