Home / 29,119,231.20-43,678,846.80-8,921,848.80

Finding the Fourth Proportional to 29,119,231.20, 43,678,846.80 and 8,921,848.80

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Solution

The fourth proportional to 29,119,231.20, 43,678,846.80 and 8,921,848.80 is: 13,382,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119,231.20 : 43,678,846.80 = 8,921,848.80 : x
  2. Step 2: Convert to fraction form
    29,119,231.20/43,678,846.80 = 8,921,848.80/x
  3. Step 3: Cross multiply
    29,119,231.20x = 43,678,846.80 × 8,921,848.80
  4. Step 4: Simplify right side
    29,119,231.20x = 389,696,066,907,963.88
  5. Step 5: Solve for x
    x = 389,696,066,907,963.88/29,119,231.20
  6. Step 6: Final answer
    x = 13,382,773.20

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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.