Home / 76,626,724.44-105,747,347.04-43,586,126.28

Finding the Fourth Proportional to 76,626,724.44, 105,747,347.04 and 43,586,126.28

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Solution

The fourth proportional to 76,626,724.44, 105,747,347.04 and 43,586,126.28 is: 60,150,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626,724.44 : 105,747,347.04 = 43,586,126.28 : x
  2. Step 2: Convert to fraction form
    76,626,724.44/105,747,347.04 = 43,586,126.28/x
  3. Step 3: Cross multiply
    76,626,724.44x = 105,747,347.04 × 43,586,126.28
  4. Step 4: Simplify right side
    76,626,724.44x = 4,609,117,221,860,425
  5. Step 5: Solve for x
    x = 4,609,117,221,860,425/76,626,724.44
  6. Step 6: Final answer
    x = 60,150,257.70

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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.