Home / 18,603,109.96-25,672,590.30-10,230,810.64

Finding the Fourth Proportional to 18,603,109.96, 25,672,590.30 and 10,230,810.64

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Solution

The fourth proportional to 18,603,109.96, 25,672,590.30 and 10,230,810.64 is: 14,118,682.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603,109.96 : 25,672,590.30 = 10,230,810.64 : x
  2. Step 2: Convert to fraction form
    18,603,109.96/25,672,590.30 = 10,230,810.64/x
  3. Step 3: Cross multiply
    18,603,109.96x = 25,672,590.30 × 10,230,810.64
  4. Step 4: Simplify right side
    18,603,109.96x = 262,651,409,997,600.81
  5. Step 5: Solve for x
    x = 262,651,409,997,600.81/18,603,109.96
  6. Step 6: Final answer
    x = 14,118,682.87

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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.