Home / 77,253,477.46-106,583,432.20-47,874,090.37

Finding the Fourth Proportional to 77,253,477.46, 106,583,432.20 and 47,874,090.37

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Solution

The fourth proportional to 77,253,477.46, 106,583,432.20 and 47,874,090.37 is: 66,049,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253,477.46 : 106,583,432.20 = 47,874,090.37 : x
  2. Step 2: Convert to fraction form
    77,253,477.46/106,583,432.20 = 47,874,090.37/x
  3. Step 3: Cross multiply
    77,253,477.46x = 106,583,432.20 × 47,874,090.37
  4. Step 4: Simplify right side
    77,253,477.46x = 5,102,584,865,087,568
  5. Step 5: Solve for x
    x = 5,102,584,865,087,568/77,253,477.46
  6. Step 6: Final answer
    x = 66,049,905.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.