Home / 29,143,762.20-43,715,643.30-8,946,379.80

Finding the Fourth Proportional to 29,143,762.20, 43,715,643.30 and 8,946,379.80

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Solution

The fourth proportional to 29,143,762.20, 43,715,643.30 and 8,946,379.80 is: 13,419,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,762.20 : 43,715,643.30 = 8,946,379.80 : x
  2. Step 2: Convert to fraction form
    29,143,762.20/43,715,643.30 = 8,946,379.80/x
  3. Step 3: Cross multiply
    29,143,762.20x = 43,715,643.30 × 8,946,379.80
  4. Step 4: Simplify right side
    29,143,762.20x = 391,096,748,163,125.38
  5. Step 5: Solve for x
    x = 391,096,748,163,125.38/29,143,762.20
  6. Step 6: Final answer
    x = 13,419,569.70

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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.