Home / 9,382,001.78-14,074,052.43-2,990,771.30

Finding the Fourth Proportional to 9,382,001.78, 14,074,052.43 and 2,990,771.30

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Solution

The fourth proportional to 9,382,001.78, 14,074,052.43 and 2,990,771.30 is: 4,486,491.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,001.78 : 14,074,052.43 = 2,990,771.30 : x
  2. Step 2: Convert to fraction form
    9,382,001.78/14,074,052.43 = 2,990,771.30/x
  3. Step 3: Cross multiply
    9,382,001.78x = 14,074,052.43 × 2,990,771.30
  4. Step 4: Simplify right side
    9,382,001.78x = 42,092,272,128,739.79
  5. Step 5: Solve for x
    x = 42,092,272,128,739.79/9,382,001.78
  6. Step 6: Final answer
    x = 4,486,491.59

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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.