Home / 48,432,504.90-72,522,786.15-31,300,421.70

Finding the Fourth Proportional to 48,432,504.90, 72,522,786.15 and 31,300,421.70

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Solution

The fourth proportional to 48,432,504.90, 72,522,786.15 and 31,300,421.70 is: 46,869,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,432,504.90 : 72,522,786.15 = 31,300,421.70 : x
  2. Step 2: Convert to fraction form
    48,432,504.90/72,522,786.15 = 31,300,421.70/x
  3. Step 3: Cross multiply
    48,432,504.90x = 72,522,786.15 × 31,300,421.70
  4. Step 4: Simplify right side
    48,432,504.90x = 2,269,993,789,353,919.50
  5. Step 5: Solve for x
    x = 2,269,993,789,353,919.50/48,432,504.90
  6. Step 6: Final answer
    x = 46,869,221.28

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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.