Home / 20,006,052.60-29,964,842.10-12,043,428.60

Finding the Fourth Proportional to 20,006,052.60, 29,964,842.10 and 12,043,428.60

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Solution

The fourth proportional to 20,006,052.60, 29,964,842.10 and 12,043,428.60 is: 18,038,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006,052.60 : 29,964,842.10 = 12,043,428.60 : x
  2. Step 2: Convert to fraction form
    20,006,052.60/29,964,842.10 = 12,043,428.60/x
  3. Step 3: Cross multiply
    20,006,052.60x = 29,964,842.10 × 12,043,428.60
  4. Step 4: Simplify right side
    20,006,052.60x = 360,879,436,341,624.06
  5. Step 5: Solve for x
    x = 360,879,436,341,624.06/20,006,052.60
  6. Step 6: Final answer
    x = 18,038,512.82

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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.