Home / 19,555,407.19-26,991,422.67-13,362,960.43

Finding the Fourth Proportional to 19,555,407.19, 26,991,422.67 and 13,362,960.43

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Solution

The fourth proportional to 19,555,407.19, 26,991,422.67 and 13,362,960.43 is: 18,444,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,407.19 : 26,991,422.67 = 13,362,960.43 : x
  2. Step 2: Convert to fraction form
    19,555,407.19/26,991,422.67 = 13,362,960.43/x
  3. Step 3: Cross multiply
    19,555,407.19x = 26,991,422.67 × 13,362,960.43
  4. Step 4: Simplify right side
    19,555,407.19x = 360,685,313,088,614.94
  5. Step 5: Solve for x
    x = 360,685,313,088,614.94/19,555,407.19
  6. Step 6: Final answer
    x = 18,444,275.26

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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.