Home / 20,608,237.98-30,915,921.71-6,961,483.73

Finding the Fourth Proportional to 20,608,237.98, 30,915,921.71 and 6,961,483.73

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Solution

The fourth proportional to 20,608,237.98, 30,915,921.71 and 6,961,483.73 is: 10,443,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608,237.98 : 30,915,921.71 = 6,961,483.73 : x
  2. Step 2: Convert to fraction form
    20,608,237.98/30,915,921.71 = 6,961,483.73/x
  3. Step 3: Cross multiply
    20,608,237.98x = 30,915,921.71 × 6,961,483.73
  4. Step 4: Simplify right side
    20,608,237.98x = 215,220,686,076,812.28
  5. Step 5: Solve for x
    x = 215,220,686,076,812.28/20,608,237.98
  6. Step 6: Final answer
    x = 10,443,429.77

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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.