Home / 14,637,631.78-20,200,050.56-8,111,370.12

Finding the Fourth Proportional to 14,637,631.78, 20,200,050.56 and 8,111,370.12

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Solution

The fourth proportional to 14,637,631.78, 20,200,050.56 and 8,111,370.12 is: 11,193,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637,631.78 : 20,200,050.56 = 8,111,370.12 : x
  2. Step 2: Convert to fraction form
    14,637,631.78/20,200,050.56 = 8,111,370.12/x
  3. Step 3: Cross multiply
    14,637,631.78x = 20,200,050.56 × 8,111,370.12
  4. Step 4: Simplify right side
    14,637,631.78x = 163,850,086,534,873.25
  5. Step 5: Solve for x
    x = 163,850,086,534,873.25/14,637,631.78
  6. Step 6: Final answer
    x = 11,193,756.54

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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.