Home / 55,318,119.80-82,977,376.50-16,979,637.20

Finding the Fourth Proportional to 55,318,119.80, 82,977,376.50 and 16,979,637.20

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Solution

The fourth proportional to 55,318,119.80, 82,977,376.50 and 16,979,637.20 is: 25,469,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,318,119.80 : 82,977,376.50 = 16,979,637.20 : x
  2. Step 2: Convert to fraction form
    55,318,119.80/82,977,376.50 = 16,979,637.20/x
  3. Step 3: Cross multiply
    55,318,119.80x = 82,977,376.50 × 16,979,637.20
  4. Step 4: Simplify right side
    55,318,119.80x = 1,408,925,748,777,805.75
  5. Step 5: Solve for x
    x = 1,408,925,748,777,805.75/55,318,119.80
  6. Step 6: Final answer
    x = 25,469,516.21

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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.