Home / 10,771,989.70-16,157,984.55-5,103,285.70

Finding the Fourth Proportional to 10,771,989.70, 16,157,984.55 and 5,103,285.70

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Solution

The fourth proportional to 10,771,989.70, 16,157,984.55 and 5,103,285.70 is: 7,654,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771,989.70 : 16,157,984.55 = 5,103,285.70 : x
  2. Step 2: Convert to fraction form
    10,771,989.70/16,157,984.55 = 5,103,285.70/x
  3. Step 3: Cross multiply
    10,771,989.70x = 16,157,984.55 × 5,103,285.70
  4. Step 4: Simplify right side
    10,771,989.70x = 82,458,811,494,835.94
  5. Step 5: Solve for x
    x = 82,458,811,494,835.94/10,771,989.70
  6. Step 6: Final answer
    x = 7,654,928.55

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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.