Home / 13,609,549.10-20,414,323.65-9,783,173.90

Finding the Fourth Proportional to 13,609,549.10, 20,414,323.65 and 9,783,173.90

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Solution

The fourth proportional to 13,609,549.10, 20,414,323.65 and 9,783,173.90 is: 14,674,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,549.10 : 20,414,323.65 = 9,783,173.90 : x
  2. Step 2: Convert to fraction form
    13,609,549.10/20,414,323.65 = 9,783,173.90/x
  3. Step 3: Cross multiply
    13,609,549.10x = 20,414,323.65 × 9,783,173.90
  4. Step 4: Simplify right side
    13,609,549.10x = 199,716,878,318,832.72
  5. Step 5: Solve for x
    x = 199,716,878,318,832.72/13,609,549.10
  6. Step 6: Final answer
    x = 14,674,760.85

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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.