Home / 33,259,780.80-49,852,346.40-18,889,732.80

Finding the Fourth Proportional to 33,259,780.80, 49,852,346.40 and 18,889,732.80

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Solution

The fourth proportional to 33,259,780.80, 49,852,346.40 and 18,889,732.80 is: 28,313,400.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259,780.80 : 49,852,346.40 = 18,889,732.80 : x
  2. Step 2: Convert to fraction form
    33,259,780.80/49,852,346.40 = 18,889,732.80/x
  3. Step 3: Cross multiply
    33,259,780.80x = 49,852,346.40 × 18,889,732.80
  4. Step 4: Simplify right side
    33,259,780.80x = 941,697,502,949,041.88
  5. Step 5: Solve for x
    x = 941,697,502,949,041.88/33,259,780.80
  6. Step 6: Final answer
    x = 28,313,400.76

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1.5x scale

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.