Home / 43,362,152.40-65,047,051.83-12,238,086.84

Finding the Fourth Proportional to 43,362,152.40, 65,047,051.83 and 12,238,086.84

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Solution

The fourth proportional to 43,362,152.40, 65,047,051.83 and 12,238,086.84 is: 18,358,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,362,152.40 : 65,047,051.83 = 12,238,086.84 : x
  2. Step 2: Convert to fraction form
    43,362,152.40/65,047,051.83 = 12,238,086.84/x
  3. Step 3: Cross multiply
    43,362,152.40x = 65,047,051.83 × 12,238,086.84
  4. Step 4: Simplify right side
    43,362,152.40x = 796,051,468,981,520.88
  5. Step 5: Solve for x
    x = 796,051,468,981,520.88/43,362,152.40
  6. Step 6: Final answer
    x = 18,358,209.29

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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.