Home / 18,844,595.16-26,008,626.50-15,699,871.86

Finding the Fourth Proportional to 18,844,595.16, 26,008,626.50 and 15,699,871.86

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Solution

The fourth proportional to 18,844,595.16, 26,008,626.50 and 15,699,871.86 is: 21,668,393.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844,595.16 : 26,008,626.50 = 15,699,871.86 : x
  2. Step 2: Convert to fraction form
    18,844,595.16/26,008,626.50 = 15,699,871.86/x
  3. Step 3: Cross multiply
    18,844,595.16x = 26,008,626.50 × 15,699,871.86
  4. Step 4: Simplify right side
    18,844,595.16x = 408,332,103,226,100.94
  5. Step 5: Solve for x
    x = 408,332,103,226,100.94/18,844,595.16
  6. Step 6: Final answer
    x = 21,668,393.50

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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.