Home / 13,435,234.21-20,147,744.04-4,335,967.81

Finding the Fourth Proportional to 13,435,234.21, 20,147,744.04 and 4,335,967.81

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Solution

The fourth proportional to 13,435,234.21, 20,147,744.04 and 4,335,967.81 is: 6,502,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,234.21 : 20,147,744.04 = 4,335,967.81 : x
  2. Step 2: Convert to fraction form
    13,435,234.21/20,147,744.04 = 4,335,967.81/x
  3. Step 3: Cross multiply
    13,435,234.21x = 20,147,744.04 × 4,335,967.81
  4. Step 4: Simplify right side
    13,435,234.21x = 87,359,969,601,559.34
  5. Step 5: Solve for x
    x = 87,359,969,601,559.34/13,435,234.21
  6. Step 6: Final answer
    x = 6,502,303.44

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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.