Home / 31,404,156.20-47,106,234.30-29,136,674.60

Finding the Fourth Proportional to 31,404,156.20, 47,106,234.30 and 29,136,674.60

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Solution

The fourth proportional to 31,404,156.20, 47,106,234.30 and 29,136,674.60 is: 43,705,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404,156.20 : 47,106,234.30 = 29,136,674.60 : x
  2. Step 2: Convert to fraction form
    31,404,156.20/47,106,234.30 = 29,136,674.60/x
  3. Step 3: Cross multiply
    31,404,156.20x = 47,106,234.30 × 29,136,674.60
  4. Step 4: Simplify right side
    31,404,156.20x = 1,372,519,020,430,458.75
  5. Step 5: Solve for x
    x = 1,372,519,020,430,458.75/31,404,156.20
  6. Step 6: Final answer
    x = 43,705,011.90

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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.