Home / 4,384,514.80-6,571,851.45-2,111,128.30

Finding the Fourth Proportional to 4,384,514.80, 6,571,851.45 and 2,111,128.30

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Solution

The fourth proportional to 4,384,514.80, 6,571,851.45 and 2,111,128.30 is: 3,164,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384,514.80 : 6,571,851.45 = 2,111,128.30 : x
  2. Step 2: Convert to fraction form
    4,384,514.80/6,571,851.45 = 2,111,128.30/x
  3. Step 3: Cross multiply
    4,384,514.80x = 6,571,851.45 × 2,111,128.30
  4. Step 4: Simplify right side
    4,384,514.80x = 13,874,021,579,491.03
  5. Step 5: Solve for x
    x = 13,874,021,579,491.03/4,384,514.80
  6. Step 6: Final answer
    x = 3,164,323.13

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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.