Home / 13,192,313.64-19,810,938.23-8,589,135.48

Finding the Fourth Proportional to 13,192,313.64, 19,810,938.23 and 8,589,135.48

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Solution

The fourth proportional to 13,192,313.64, 19,810,938.23 and 8,589,135.48 is: 12,898,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,313.64 : 19,810,938.23 = 8,589,135.48 : x
  2. Step 2: Convert to fraction form
    13,192,313.64/19,810,938.23 = 8,589,135.48/x
  3. Step 3: Cross multiply
    13,192,313.64x = 19,810,938.23 × 8,589,135.48
  4. Step 4: Simplify right side
    13,192,313.64x = 170,158,832,443,381.41
  5. Step 5: Solve for x
    x = 170,158,832,443,381.41/13,192,313.64
  6. Step 6: Final answer
    x = 12,898,331.34

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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.