Home / 15,903,467.20-23,855,200.80-13,384,043.20

Finding the Fourth Proportional to 15,903,467.20, 23,855,200.80 and 13,384,043.20

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Solution

The fourth proportional to 15,903,467.20, 23,855,200.80 and 13,384,043.20 is: 20,076,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903,467.20 : 23,855,200.80 = 13,384,043.20 : x
  2. Step 2: Convert to fraction form
    15,903,467.20/23,855,200.80 = 13,384,043.20/x
  3. Step 3: Cross multiply
    15,903,467.20x = 23,855,200.80 × 13,384,043.20
  4. Step 4: Simplify right side
    15,903,467.20x = 319,279,038,051,874.56
  5. Step 5: Solve for x
    x = 319,279,038,051,874.56/15,903,467.20
  6. Step 6: Final answer
    x = 20,076,064.80

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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.