Home / 9,990,002.70-14,985,004.05-3,600,900.90

Finding the Fourth Proportional to 9,990,002.70, 14,985,004.05 and 3,600,900.90

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Solution

The fourth proportional to 9,990,002.70, 14,985,004.05 and 3,600,900.90 is: 5,401,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,002.70 : 14,985,004.05 = 3,600,900.90 : x
  2. Step 2: Convert to fraction form
    9,990,002.70/14,985,004.05 = 3,600,900.90/x
  3. Step 3: Cross multiply
    9,990,002.70x = 14,985,004.05 × 3,600,900.90
  4. Step 4: Simplify right side
    9,990,002.70x = 53,959,514,570,148.65
  5. Step 5: Solve for x
    x = 53,959,514,570,148.65/9,990,002.70
  6. Step 6: Final answer
    x = 5,401,351.35

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Similar ratio
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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.