Home / 9,820,829.96-13,550,355.08-6,467,650.18

Finding the Fourth Proportional to 9,820,829.96, 13,550,355.08 and 6,467,650.18

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Solution

The fourth proportional to 9,820,829.96, 13,550,355.08 and 6,467,650.18 is: 8,923,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,829.96 : 13,550,355.08 = 6,467,650.18 : x
  2. Step 2: Convert to fraction form
    9,820,829.96/13,550,355.08 = 6,467,650.18/x
  3. Step 3: Cross multiply
    9,820,829.96x = 13,550,355.08 × 6,467,650.18
  4. Step 4: Simplify right side
    9,820,829.96x = 87,638,956,542,866.75
  5. Step 5: Solve for x
    x = 87,638,956,542,866.75/9,820,829.96
  6. Step 6: Final answer
    x = 8,923,783.11

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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.