Home / 33,272,109.80-49,908,164.70-18,889,620.20

Finding the Fourth Proportional to 33,272,109.80, 49,908,164.70 and 18,889,620.20

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Solution

The fourth proportional to 33,272,109.80, 49,908,164.70 and 18,889,620.20 is: 28,334,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272,109.80 : 49,908,164.70 = 18,889,620.20 : x
  2. Step 2: Convert to fraction form
    33,272,109.80/49,908,164.70 = 18,889,620.20/x
  3. Step 3: Cross multiply
    33,272,109.80x = 49,908,164.70 × 18,889,620.20
  4. Step 4: Simplify right side
    33,272,109.80x = 942,746,276,062,047
  5. Step 5: Solve for x
    x = 942,746,276,062,047/33,272,109.80
  6. Step 6: Final answer
    x = 28,334,430.30

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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.