Home / 55,302,419.53-82,946,245.42-16,440,142.13

Finding the Fourth Proportional to 55,302,419.53, 82,946,245.42 and 16,440,142.13

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Solution

The fourth proportional to 55,302,419.53, 82,946,245.42 and 16,440,142.13 is: 24,658,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302,419.53 : 82,946,245.42 = 16,440,142.13 : x
  2. Step 2: Convert to fraction form
    55,302,419.53/82,946,245.42 = 16,440,142.13/x
  3. Step 3: Cross multiply
    55,302,419.53x = 82,946,245.42 × 16,440,142.13
  4. Step 4: Simplify right side
    55,302,419.53x = 1,363,648,063,854,661.75
  5. Step 5: Solve for x
    x = 1,363,648,063,854,661.75/55,302,419.53
  6. Step 6: Final answer
    x = 24,658,018.14

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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.