Home / 77,253,507.44-106,583,472.89-47,874,120.35

Finding the Fourth Proportional to 77,253,507.44, 106,583,472.89 and 47,874,120.35

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Solution

The fourth proportional to 77,253,507.44, 106,583,472.89 and 47,874,120.35 is: 66,049,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253,507.44 : 106,583,472.89 = 47,874,120.35 : x
  2. Step 2: Convert to fraction form
    77,253,507.44/106,583,472.89 = 47,874,120.35/x
  3. Step 3: Cross multiply
    77,253,507.44x = 106,583,472.89 × 47,874,120.35
  4. Step 4: Simplify right side
    77,253,507.44x = 5,102,590,008,456,822
  5. Step 5: Solve for x
    x = 5,102,590,008,456,822/77,253,507.44
  6. Step 6: Final answer
    x = 66,049,946.18

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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.