Home / 14,744,305.21-20,347,235.64-8,218,348.47

Finding the Fourth Proportional to 14,744,305.21, 20,347,235.64 and 8,218,348.47

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Solution

The fourth proportional to 14,744,305.21, 20,347,235.64 and 8,218,348.47 is: 11,341,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744,305.21 : 20,347,235.64 = 8,218,348.47 : x
  2. Step 2: Convert to fraction form
    14,744,305.21/20,347,235.64 = 8,218,348.47/x
  3. Step 3: Cross multiply
    14,744,305.21x = 20,347,235.64 × 8,218,348.47
  4. Step 4: Simplify right side
    14,744,305.21x = 167,220,672,833,507.03
  5. Step 5: Solve for x
    x = 167,220,672,833,507.03/14,744,305.21
  6. Step 6: Final answer
    x = 11,341,373.53

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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.