Home / 28,777,879.80-43,095,960.90-13,614,096.60

Finding the Fourth Proportional to 28,777,879.80, 43,095,960.90 and 13,614,096.60

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Solution

The fourth proportional to 28,777,879.80, 43,095,960.90 and 13,614,096.60 is: 20,387,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,777,879.80 : 43,095,960.90 = 13,614,096.60 : x
  2. Step 2: Convert to fraction form
    28,777,879.80/43,095,960.90 = 13,614,096.60/x
  3. Step 3: Cross multiply
    28,777,879.80x = 43,095,960.90 × 13,614,096.60
  4. Step 4: Simplify right side
    28,777,879.80x = 586,712,574,762,422.88
  5. Step 5: Solve for x
    x = 586,712,574,762,422.88/28,777,879.80
  6. Step 6: Final answer
    x = 20,387,623.37

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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.