Home / 22,013,145.60-33,019,718.40-13,828,954.20

Finding the Fourth Proportional to 22,013,145.60, 33,019,718.40 and 13,828,954.20

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Solution

The fourth proportional to 22,013,145.60, 33,019,718.40 and 13,828,954.20 is: 20,743,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,145.60 : 33,019,718.40 = 13,828,954.20 : x
  2. Step 2: Convert to fraction form
    22,013,145.60/33,019,718.40 = 13,828,954.20/x
  3. Step 3: Cross multiply
    22,013,145.60x = 33,019,718.40 × 13,828,954.20
  4. Step 4: Simplify right side
    22,013,145.60x = 456,628,173,450,497.25
  5. Step 5: Solve for x
    x = 456,628,173,450,497.25/22,013,145.60
  6. Step 6: Final answer
    x = 20,743,431.30

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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.