Home / 19,520,663.38-26,922,807.97-17,160,815.42

Finding the Fourth Proportional to 19,520,663.38, 26,922,807.97 and 17,160,815.42

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Solution

The fourth proportional to 19,520,663.38, 26,922,807.97 and 17,160,815.42 is: 23,668,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,663.38 : 26,922,807.97 = 17,160,815.42 : x
  2. Step 2: Convert to fraction form
    19,520,663.38/26,922,807.97 = 17,160,815.42/x
  3. Step 3: Cross multiply
    19,520,663.38x = 26,922,807.97 × 17,160,815.42
  4. Step 4: Simplify right side
    19,520,663.38x = 462,017,338,236,160.19
  5. Step 5: Solve for x
    x = 462,017,338,236,160.19/19,520,663.38
  6. Step 6: Final answer
    x = 23,668,116.66

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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.