Home / 28,724,255.46-43,083,191.43-10,279,453.79

Finding the Fourth Proportional to 28,724,255.46, 43,083,191.43 and 10,279,453.79

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Solution

The fourth proportional to 28,724,255.46, 43,083,191.43 and 10,279,453.79 is: 15,418,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724,255.46 : 43,083,191.43 = 10,279,453.79 : x
  2. Step 2: Convert to fraction form
    28,724,255.46/43,083,191.43 = 10,279,453.79/x
  3. Step 3: Cross multiply
    28,724,255.46x = 43,083,191.43 × 10,279,453.79
  4. Step 4: Simplify right side
    28,724,255.46x = 442,871,675,214,993.06
  5. Step 5: Solve for x
    x = 442,871,675,214,993.06/28,724,255.46
  6. Step 6: Final answer
    x = 15,418,038.45

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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.