Home / 7,885,635.70-11,828,453.55-1,902,003.70

Finding the Fourth Proportional to 7,885,635.70, 11,828,453.55 and 1,902,003.70

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Solution

The fourth proportional to 7,885,635.70, 11,828,453.55 and 1,902,003.70 is: 2,853,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,635.70 : 11,828,453.55 = 1,902,003.70 : x
  2. Step 2: Convert to fraction form
    7,885,635.70/11,828,453.55 = 1,902,003.70/x
  3. Step 3: Cross multiply
    7,885,635.70x = 11,828,453.55 × 1,902,003.70
  4. Step 4: Simplify right side
    7,885,635.70x = 22,497,762,417,378.14
  5. Step 5: Solve for x
    x = 22,497,762,417,378.14/7,885,635.70
  6. Step 6: Final answer
    x = 2,853,005.55

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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.