Home / 8,821,396.40-13,207,211.40-8,572,564.40

Finding the Fourth Proportional to 8,821,396.40, 13,207,211.40 and 8,572,564.40

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Solution

The fourth proportional to 8,821,396.40, 13,207,211.40 and 8,572,564.40 is: 12,834,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,396.40 : 13,207,211.40 = 8,572,564.40 : x
  2. Step 2: Convert to fraction form
    8,821,396.40/13,207,211.40 = 8,572,564.40/x
  3. Step 3: Cross multiply
    8,821,396.40x = 13,207,211.40 × 8,572,564.40
  4. Step 4: Simplify right side
    8,821,396.40x = 113,219,670,270,914.17
  5. Step 5: Solve for x
    x = 113,219,670,270,914.17/8,821,396.40
  6. Step 6: Final answer
    x = 12,834,665.30

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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.