Home / 18,591,888.20-25,657,428.74-10,332,298.64

Finding the Fourth Proportional to 18,591,888.20, 25,657,428.74 and 10,332,298.64

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Solution

The fourth proportional to 18,591,888.20, 25,657,428.74 and 10,332,298.64 is: 14,258,918.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,888.20 : 25,657,428.74 = 10,332,298.64 : x
  2. Step 2: Convert to fraction form
    18,591,888.20/25,657,428.74 = 10,332,298.64/x
  3. Step 3: Cross multiply
    18,591,888.20x = 25,657,428.74 × 10,332,298.64
  4. Step 4: Simplify right side
    18,591,888.20x = 265,100,216,076,198.91
  5. Step 5: Solve for x
    x = 265,100,216,076,198.91/18,591,888.20
  6. Step 6: Final answer
    x = 14,258,918.36

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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.