Home / 19,555,341.57-26,991,331.92-13,362,894.81

Finding the Fourth Proportional to 19,555,341.57, 26,991,331.92 and 13,362,894.81

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Solution

The fourth proportional to 19,555,341.57, 26,991,331.92 and 13,362,894.81 is: 18,444,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,341.57 : 26,991,331.92 = 13,362,894.81 : x
  2. Step 2: Convert to fraction form
    19,555,341.57/26,991,331.92 = 13,362,894.81/x
  3. Step 3: Cross multiply
    19,555,341.57x = 26,991,331.92 × 13,362,894.81
  4. Step 4: Simplify right side
    19,555,341.57x = 360,682,329,228,755.38
  5. Step 5: Solve for x
    x = 360,682,329,228,755.38/19,555,341.57
  6. Step 6: Final answer
    x = 18,444,184.57

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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.