Home / 19,520,668.19-26,922,814.59-17,160,820.25

Finding the Fourth Proportional to 19,520,668.19, 26,922,814.59 and 17,160,820.25

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Solution

The fourth proportional to 19,520,668.19, 26,922,814.59 and 17,160,820.25 is: 23,668,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,668.19 : 26,922,814.59 = 17,160,820.25 : x
  2. Step 2: Convert to fraction form
    19,520,668.19/26,922,814.59 = 17,160,820.25/x
  3. Step 3: Cross multiply
    19,520,668.19x = 26,922,814.59 × 17,160,820.25
  4. Step 4: Simplify right side
    19,520,668.19x = 462,017,581,803,067.44
  5. Step 5: Solve for x
    x = 462,017,581,803,067.44/19,520,668.19
  6. Step 6: Final answer
    x = 23,668,123.31

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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.