Home / 20,076,982.58-27,706,388.37-10,909,674.74

Finding the Fourth Proportional to 20,076,982.58, 27,706,388.37 and 10,909,674.74

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Solution

The fourth proportional to 20,076,982.58, 27,706,388.37 and 10,909,674.74 is: 15,055,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076,982.58 : 27,706,388.37 = 10,909,674.74 : x
  2. Step 2: Convert to fraction form
    20,076,982.58/27,706,388.37 = 10,909,674.74/x
  3. Step 3: Cross multiply
    20,076,982.58x = 27,706,388.37 × 10,909,674.74
  4. Step 4: Simplify right side
    20,076,982.58x = 302,267,685,336,818.81
  5. Step 5: Solve for x
    x = 302,267,685,336,818.81/20,076,982.58
  6. Step 6: Final answer
    x = 15,055,433.96

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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.