Home / 20,006,043.60-29,964,828.60-12,043,419.60

Finding the Fourth Proportional to 20,006,043.60, 29,964,828.60 and 12,043,419.60

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Solution

The fourth proportional to 20,006,043.60, 29,964,828.60 and 12,043,419.60 is: 18,038,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006,043.60 : 29,964,828.60 = 12,043,419.60 : x
  2. Step 2: Convert to fraction form
    20,006,043.60/29,964,828.60 = 12,043,419.60/x
  3. Step 3: Cross multiply
    20,006,043.60x = 29,964,828.60 × 12,043,419.60
  4. Step 4: Simplify right side
    20,006,043.60x = 360,879,004,071,880.56
  5. Step 5: Solve for x
    x = 360,879,004,071,880.56/20,006,043.60
  6. Step 6: Final answer
    x = 18,038,499.33

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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.