Home / 19,761,470.37-27,273,693.10-11,387,210.85

Finding the Fourth Proportional to 19,761,470.37, 27,273,693.10 and 11,387,210.85

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Solution

The fourth proportional to 19,761,470.37, 27,273,693.10 and 11,387,210.85 is: 15,716,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761,470.37 : 27,273,693.10 = 11,387,210.85 : x
  2. Step 2: Convert to fraction form
    19,761,470.37/27,273,693.10 = 11,387,210.85/x
  3. Step 3: Cross multiply
    19,761,470.37x = 27,273,693.10 × 11,387,210.85
  4. Step 4: Simplify right side
    19,761,470.37x = 310,571,293,794,585.62
  5. Step 5: Solve for x
    x = 310,571,293,794,585.62/19,761,470.37
  6. Step 6: Final answer
    x = 15,716,001.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.