Home / 19,751,819.22-27,253,426.59-13,554,605.07

Finding the Fourth Proportional to 19,751,819.22, 27,253,426.59 and 13,554,605.07

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Solution

The fourth proportional to 19,751,819.22, 27,253,426.59 and 13,554,605.07 is: 18,702,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751,819.22 : 27,253,426.59 = 13,554,605.07 : x
  2. Step 2: Convert to fraction form
    19,751,819.22/27,253,426.59 = 13,554,605.07/x
  3. Step 3: Cross multiply
    19,751,819.22x = 27,253,426.59 × 13,554,605.07
  4. Step 4: Simplify right side
    19,751,819.22x = 369,409,434,231,686.81
  5. Step 5: Solve for x
    x = 369,409,434,231,686.81/19,751,819.22
  6. Step 6: Final answer
    x = 18,702,552.41

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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.