Home / 43,632,079.60-65,448,119.40-13,339,942.60

Finding the Fourth Proportional to 43,632,079.60, 65,448,119.40 and 13,339,942.60

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Solution

The fourth proportional to 43,632,079.60, 65,448,119.40 and 13,339,942.60 is: 20,009,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,632,079.60 : 65,448,119.40 = 13,339,942.60 : x
  2. Step 2: Convert to fraction form
    43,632,079.60/65,448,119.40 = 13,339,942.60/x
  3. Step 3: Cross multiply
    43,632,079.60x = 65,448,119.40 × 13,339,942.60
  4. Step 4: Simplify right side
    43,632,079.60x = 873,074,156,073,946.38
  5. Step 5: Solve for x
    x = 873,074,156,073,946.38/43,632,079.60
  6. Step 6: Final answer
    x = 20,009,913.90

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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.