Home / 11,803,259.12-17,685,315.41-7,178,256

Finding the Fourth Proportional to 11,803,259.12, 17,685,315.41 and 7,178,256

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Solution

The fourth proportional to 11,803,259.12, 17,685,315.41 and 7,178,256 is: 10,755,480.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803,259.12 : 17,685,315.41 = 7,178,256 : x
  2. Step 2: Convert to fraction form
    11,803,259.12/17,685,315.41 = 7,178,256/x
  3. Step 3: Cross multiply
    11,803,259.12x = 17,685,315.41 × 7,178,256
  4. Step 4: Simplify right side
    11,803,259.12x = 126,949,721,417,833.69
  5. Step 5: Solve for x
    x = 126,949,721,417,833.69/11,803,259.12
  6. Step 6: Final answer
    x = 10,755,480.34

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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.