Home / 16,129,218.40-24,193,309.20-5,347,016.80

Finding the Fourth Proportional to 16,129,218.40, 24,193,309.20 and 5,347,016.80

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Solution

The fourth proportional to 16,129,218.40, 24,193,309.20 and 5,347,016.80 is: 8,020,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,218.40 : 24,193,309.20 = 5,347,016.80 : x
  2. Step 2: Convert to fraction form
    16,129,218.40/24,193,309.20 = 5,347,016.80/x
  3. Step 3: Cross multiply
    16,129,218.40x = 24,193,309.20 × 5,347,016.80
  4. Step 4: Simplify right side
    16,129,218.40x = 129,362,030,739,994.55
  5. Step 5: Solve for x
    x = 129,362,030,739,994.55/16,129,218.40
  6. Step 6: Final answer
    x = 8,020,353.34

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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.