Home / 20,099,828.14-30,137,579.46-9,018,868.10

Finding the Fourth Proportional to 20,099,828.14, 30,137,579.46 and 9,018,868.10

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Solution

The fourth proportional to 20,099,828.14, 30,137,579.46 and 9,018,868.10 is: 13,522,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099,828.14 : 30,137,579.46 = 9,018,868.10 : x
  2. Step 2: Convert to fraction form
    20,099,828.14/30,137,579.46 = 9,018,868.10/x
  3. Step 3: Cross multiply
    20,099,828.14x = 30,137,579.46 × 9,018,868.10
  4. Step 4: Simplify right side
    20,099,828.14x = 271,806,854,003,009.22
  5. Step 5: Solve for x
    x = 271,806,854,003,009.22/20,099,828.14
  6. Step 6: Final answer
    x = 13,522,844.68

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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.