Home / 14,652,812.93-20,219,441.33-8,126,328.65

Finding the Fourth Proportional to 14,652,812.93, 20,219,441.33 and 8,126,328.65

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Solution

The fourth proportional to 14,652,812.93, 20,219,441.33 and 8,126,328.65 is: 11,213,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,812.93 : 20,219,441.33 = 8,126,328.65 : x
  2. Step 2: Convert to fraction form
    14,652,812.93/20,219,441.33 = 8,126,328.65/x
  3. Step 3: Cross multiply
    14,652,812.93x = 20,219,441.33 × 8,126,328.65
  4. Step 4: Simplify right side
    14,652,812.93x = 164,309,825,286,191.72
  5. Step 5: Solve for x
    x = 164,309,825,286,191.72/14,652,812.93
  6. Step 6: Final answer
    x = 11,213,534.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.