Home / 12,141,772.40-18,210,325.80-3,622,386.80

Finding the Fourth Proportional to 12,141,772.40, 18,210,325.80 and 3,622,386.80

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Solution

The fourth proportional to 12,141,772.40, 18,210,325.80 and 3,622,386.80 is: 5,432,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,772.40 : 18,210,325.80 = 3,622,386.80 : x
  2. Step 2: Convert to fraction form
    12,141,772.40/18,210,325.80 = 3,622,386.80/x
  3. Step 3: Cross multiply
    12,141,772.40x = 18,210,325.80 × 3,622,386.80
  4. Step 4: Simplify right side
    12,141,772.40x = 65,964,843,801,619.44
  5. Step 5: Solve for x
    x = 65,964,843,801,619.44/12,141,772.40
  6. Step 6: Final answer
    x = 5,432,884.23

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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.