Home / 33,272,129.80-49,908,194.70-18,889,640.20

Finding the Fourth Proportional to 33,272,129.80, 49,908,194.70 and 18,889,640.20

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Solution

The fourth proportional to 33,272,129.80, 49,908,194.70 and 18,889,640.20 is: 28,334,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272,129.80 : 49,908,194.70 = 18,889,640.20 : x
  2. Step 2: Convert to fraction form
    33,272,129.80/49,908,194.70 = 18,889,640.20/x
  3. Step 3: Cross multiply
    33,272,129.80x = 49,908,194.70 × 18,889,640.20
  4. Step 4: Simplify right side
    33,272,129.80x = 942,747,840,914,547
  5. Step 5: Solve for x
    x = 942,747,840,914,547/33,272,129.80
  6. Step 6: Final answer
    x = 28,334,460.30

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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.