Home / 13,532,081.70-20,298,122.55-3,434,702.70

Finding the Fourth Proportional to 13,532,081.70, 20,298,122.55 and 3,434,702.70

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Solution

The fourth proportional to 13,532,081.70, 20,298,122.55 and 3,434,702.70 is: 5,152,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,081.70 : 20,298,122.55 = 3,434,702.70 : x
  2. Step 2: Convert to fraction form
    13,532,081.70/20,298,122.55 = 3,434,702.70/x
  3. Step 3: Cross multiply
    13,532,081.70x = 20,298,122.55 × 3,434,702.70
  4. Step 4: Simplify right side
    13,532,081.70x = 69,718,016,327,415.89
  5. Step 5: Solve for x
    x = 69,718,016,327,415.89/13,532,081.70
  6. Step 6: Final answer
    x = 5,152,054.05

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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.