Home / 19,550,943.88-26,980,921.26-11,290,856.74

Finding the Fourth Proportional to 19,550,943.88, 26,980,921.26 and 11,290,856.74

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Solution

The fourth proportional to 19,550,943.88, 26,980,921.26 and 11,290,856.74 is: 15,581,739.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550,943.88 : 26,980,921.26 = 11,290,856.74 : x
  2. Step 2: Convert to fraction form
    19,550,943.88/26,980,921.26 = 11,290,856.74/x
  3. Step 3: Cross multiply
    19,550,943.88x = 26,980,921.26 × 11,290,856.74
  4. Step 4: Simplify right side
    19,550,943.88x = 304,637,716,659,880.31
  5. Step 5: Solve for x
    x = 304,637,716,659,880.31/19,550,943.88
  6. Step 6: Final answer
    x = 15,581,739.61

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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.