Home / 16,886,174.57-23,254,590.68-15,833,954.88

Finding the Fourth Proportional to 16,886,174.57, 23,254,590.68 and 15,833,954.88

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Solution

The fourth proportional to 16,886,174.57, 23,254,590.68 and 15,833,954.88 is: 21,805,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886,174.57 : 23,254,590.68 = 15,833,954.88 : x
  2. Step 2: Convert to fraction form
    16,886,174.57/23,254,590.68 = 15,833,954.88/x
  3. Step 3: Cross multiply
    16,886,174.57x = 23,254,590.68 × 15,833,954.88
  4. Step 4: Simplify right side
    16,886,174.57x = 368,212,139,500,818.75
  5. Step 5: Solve for x
    x = 368,212,139,500,818.75/16,886,174.57
  6. Step 6: Final answer
    x = 21,805,539.09

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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.