Home / 13,531,702.68-20,297,210.94-3,947,164.20

Finding the Fourth Proportional to 13,531,702.68, 20,297,210.94 and 3,947,164.20

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Solution

The fourth proportional to 13,531,702.68, 20,297,210.94 and 3,947,164.20 is: 5,920,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,702.68 : 20,297,210.94 = 3,947,164.20 : x
  2. Step 2: Convert to fraction form
    13,531,702.68/20,297,210.94 = 3,947,164.20/x
  3. Step 3: Cross multiply
    13,531,702.68x = 20,297,210.94 × 3,947,164.20
  4. Step 4: Simplify right side
    13,531,702.68x = 80,116,424,382,216.36
  5. Step 5: Solve for x
    x = 80,116,424,382,216.36/13,531,702.68
  6. Step 6: Final answer
    x = 5,920,646.22

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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.