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Finding the Fourth Proportional to 48,752,898.70, 73,140,173.70 and 16,403,888.20

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Solution

The fourth proportional to 48,752,898.70, 73,140,173.70 and 16,403,888.20 is: 24,609,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,752,898.70 : 73,140,173.70 = 16,403,888.20 : x
  2. Step 2: Convert to fraction form
    48,752,898.70/73,140,173.70 = 16,403,888.20/x
  3. Step 3: Cross multiply
    48,752,898.70x = 73,140,173.70 × 16,403,888.20
  4. Step 4: Simplify right side
    48,752,898.70x = 1,199,783,232,303,380.25
  5. Step 5: Solve for x
    x = 1,199,783,232,303,380.25/48,752,898.70
  6. Step 6: Final answer
    x = 24,609,474.81

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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.