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Finding the Fourth Proportional to 32,405,126.40, 48,601,468.80 and 9,686,764.80

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Solution

The fourth proportional to 32,405,126.40, 48,601,468.80 and 9,686,764.80 is: 14,528,287.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,405,126.40 : 48,601,468.80 = 9,686,764.80 : x
  2. Step 2: Convert to fraction form
    32,405,126.40/48,601,468.80 = 9,686,764.80/x
  3. Step 3: Cross multiply
    32,405,126.40x = 48,601,468.80 × 9,686,764.80
  4. Step 4: Simplify right side
    32,405,126.40x = 470,790,997,200,138.25
  5. Step 5: Solve for x
    x = 470,790,997,200,138.25/32,405,126.40
  6. Step 6: Final answer
    x = 14,528,287.64

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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.