Home / 13,376,430.40-20,064,645.60-3,279,051.40

Finding the Fourth Proportional to 13,376,430.40, 20,064,645.60 and 3,279,051.40

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Solution

The fourth proportional to 13,376,430.40, 20,064,645.60 and 3,279,051.40 is: 4,918,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,430.40 : 20,064,645.60 = 3,279,051.40 : x
  2. Step 2: Convert to fraction form
    13,376,430.40/20,064,645.60 = 3,279,051.40/x
  3. Step 3: Cross multiply
    13,376,430.40x = 20,064,645.60 × 3,279,051.40
  4. Step 4: Simplify right side
    13,376,430.40x = 65,793,004,245,183.84
  5. Step 5: Solve for x
    x = 65,793,004,245,183.84/13,376,430.40
  6. Step 6: Final answer
    x = 4,918,577.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.