Home / 11,161,848.80-16,742,773.20-5,485,714.40

Finding the Fourth Proportional to 11,161,848.80, 16,742,773.20 and 5,485,714.40

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Solution

The fourth proportional to 11,161,848.80, 16,742,773.20 and 5,485,714.40 is: 8,228,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161,848.80 : 16,742,773.20 = 5,485,714.40 : x
  2. Step 2: Convert to fraction form
    11,161,848.80/16,742,773.20 = 5,485,714.40/x
  3. Step 3: Cross multiply
    11,161,848.80x = 16,742,773.20 × 5,485,714.40
  4. Step 4: Simplify right side
    11,161,848.80x = 91,846,072,039,174.08
  5. Step 5: Solve for x
    x = 91,846,072,039,174.08/11,161,848.80
  6. Step 6: Final answer
    x = 8,228,571.60

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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.