Home / 28,206,241.56-42,309,371.70-7,736,174.28

Finding the Fourth Proportional to 28,206,241.56, 42,309,371.70 and 7,736,174.28

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Solution

The fourth proportional to 28,206,241.56, 42,309,371.70 and 7,736,174.28 is: 11,604,263.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206,241.56 : 42,309,371.70 = 7,736,174.28 : x
  2. Step 2: Convert to fraction form
    28,206,241.56/42,309,371.70 = 7,736,174.28/x
  3. Step 3: Cross multiply
    28,206,241.56x = 42,309,371.70 × 7,736,174.28
  4. Step 4: Simplify right side
    28,206,241.56x = 327,312,673,148,499.94
  5. Step 5: Solve for x
    x = 327,312,673,148,499.94/28,206,241.56
  6. Step 6: Final answer
    x = 11,604,263.99

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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.