Home / 16,457,943.60-24,700,912.20-7,374,020.40

Finding the Fourth Proportional to 16,457,943.60, 24,700,912.20 and 7,374,020.40

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Solution

The fourth proportional to 16,457,943.60, 24,700,912.20 and 7,374,020.40 is: 11,067,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457,943.60 : 24,700,912.20 = 7,374,020.40 : x
  2. Step 2: Convert to fraction form
    16,457,943.60/24,700,912.20 = 7,374,020.40/x
  3. Step 3: Cross multiply
    16,457,943.60x = 24,700,912.20 × 7,374,020.40
  4. Step 4: Simplify right side
    16,457,943.60x = 182,145,030,461,408.88
  5. Step 5: Solve for x
    x = 182,145,030,461,408.88/16,457,943.60
  6. Step 6: Final answer
    x = 11,067,301.90

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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.