Home / 48,839,969.20-73,259,953.80-20,106,725.80

Finding the Fourth Proportional to 48,839,969.20, 73,259,953.80 and 20,106,725.80

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Solution

The fourth proportional to 48,839,969.20, 73,259,953.80 and 20,106,725.80 is: 30,160,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839,969.20 : 73,259,953.80 = 20,106,725.80 : x
  2. Step 2: Convert to fraction form
    48,839,969.20/73,259,953.80 = 20,106,725.80/x
  3. Step 3: Cross multiply
    48,839,969.20x = 73,259,953.80 × 20,106,725.80
  4. Step 4: Simplify right side
    48,839,969.20x = 1,473,017,803,177,268
  5. Step 5: Solve for x
    x = 1,473,017,803,177,268/48,839,969.20
  6. Step 6: Final answer
    x = 30,160,088.70

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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.