Home / 20,030,902.20-30,077,846.10-11,527,846.20

Finding the Fourth Proportional to 20,030,902.20, 30,077,846.10 and 11,527,846.20

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Solution

The fourth proportional to 20,030,902.20, 30,077,846.10 and 11,527,846.20 is: 17,309,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030,902.20 : 30,077,846.10 = 11,527,846.20 : x
  2. Step 2: Convert to fraction form
    20,030,902.20/30,077,846.10 = 11,527,846.20/x
  3. Step 3: Cross multiply
    20,030,902.20x = 30,077,846.10 × 11,527,846.20
  4. Step 4: Simplify right side
    20,030,902.20x = 346,732,783,868,069.81
  5. Step 5: Solve for x
    x = 346,732,783,868,069.81/20,030,902.20
  6. Step 6: Final answer
    x = 17,309,893.50

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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.