Home / 77,253,476.46-106,583,430.83-47,874,089.37

Finding the Fourth Proportional to 77,253,476.46, 106,583,430.83 and 47,874,089.37

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Solution

The fourth proportional to 77,253,476.46, 106,583,430.83 and 47,874,089.37 is: 66,049,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253,476.46 : 106,583,430.83 = 47,874,089.37 : x
  2. Step 2: Convert to fraction form
    77,253,476.46/106,583,430.83 = 47,874,089.37/x
  3. Step 3: Cross multiply
    77,253,476.46x = 106,583,430.83 × 47,874,089.37
  4. Step 4: Simplify right side
    77,253,476.46x = 5,102,584,692,677,263
  5. Step 5: Solve for x
    x = 5,102,584,692,677,263/77,253,476.46
  6. Step 6: Final answer
    x = 66,049,903.86

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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.