Home / 7,677,359.70-11,516,072.08-1,997,173.94

Finding the Fourth Proportional to 7,677,359.70, 11,516,072.08 and 1,997,173.94

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Solution

The fourth proportional to 7,677,359.70, 11,516,072.08 and 1,997,173.94 is: 2,995,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677,359.70 : 11,516,072.08 = 1,997,173.94 : x
  2. Step 2: Convert to fraction form
    7,677,359.70/11,516,072.08 = 1,997,173.94/x
  3. Step 3: Cross multiply
    7,677,359.70x = 11,516,072.08 × 1,997,173.94
  4. Step 4: Simplify right side
    7,677,359.70x = 22,999,599,049,337.59
  5. Step 5: Solve for x
    x = 22,999,599,049,337.59/7,677,359.70
  6. Step 6: Final answer
    x = 2,995,769.37

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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.