Home / 33,266,328.40-49,899,492.60-21,787,202.80

Finding the Fourth Proportional to 33,266,328.40, 49,899,492.60 and 21,787,202.80

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Solution

The fourth proportional to 33,266,328.40, 49,899,492.60 and 21,787,202.80 is: 32,680,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266,328.40 : 49,899,492.60 = 21,787,202.80 : x
  2. Step 2: Convert to fraction form
    33,266,328.40/49,899,492.60 = 21,787,202.80/x
  3. Step 3: Cross multiply
    33,266,328.40x = 49,899,492.60 × 21,787,202.80
  4. Step 4: Simplify right side
    33,266,328.40x = 1,087,170,364,893,299.38
  5. Step 5: Solve for x
    x = 1,087,170,364,893,299.38/33,266,328.40
  6. Step 6: Final answer
    x = 32,680,804.20

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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.