Home / 8,483,379.60-12,711,072.60-7,223,667.60

Finding the Fourth Proportional to 8,483,379.60, 12,711,072.60 and 7,223,667.60

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Solution

The fourth proportional to 8,483,379.60, 12,711,072.60 and 7,223,667.60 is: 10,823,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483,379.60 : 12,711,072.60 = 7,223,667.60 : x
  2. Step 2: Convert to fraction form
    8,483,379.60/12,711,072.60 = 7,223,667.60/x
  3. Step 3: Cross multiply
    8,483,379.60x = 12,711,072.60 × 7,223,667.60
  4. Step 4: Simplify right side
    8,483,379.60x = 91,820,563,301,867.75
  5. Step 5: Solve for x
    x = 91,820,563,301,867.75/8,483,379.60
  6. Step 6: Final answer
    x = 10,823,583.01

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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.