Home / 20,052,218.01-30,074,771.52-9,119,846.94

Finding the Fourth Proportional to 20,052,218.01, 30,074,771.52 and 9,119,846.94

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Solution

The fourth proportional to 20,052,218.01, 30,074,771.52 and 9,119,846.94 is: 13,678,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052,218.01 : 30,074,771.52 = 9,119,846.94 : x
  2. Step 2: Convert to fraction form
    20,052,218.01/30,074,771.52 = 9,119,846.94/x
  3. Step 3: Cross multiply
    20,052,218.01x = 30,074,771.52 × 9,119,846.94
  4. Step 4: Simplify right side
    20,052,218.01x = 274,277,312,879,445.75
  5. Step 5: Solve for x
    x = 274,277,312,879,445.75/20,052,218.01
  6. Step 6: Final answer
    x = 13,678,153.34

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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.