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Finding the Fourth Proportional to 8,865,341.03, 13,298,015.19 and 2,133,755.03

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Solution

The fourth proportional to 8,865,341.03, 13,298,015.19 and 2,133,755.03 is: 3,200,633.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,341.03 : 13,298,015.19 = 2,133,755.03 : x
  2. Step 2: Convert to fraction form
    8,865,341.03/13,298,015.19 = 2,133,755.03/x
  3. Step 3: Cross multiply
    8,865,341.03x = 13,298,015.19 × 2,133,755.03
  4. Step 4: Simplify right side
    8,865,341.03x = 28,374,706,800,678.90
  5. Step 5: Solve for x
    x = 28,374,706,800,678.90/8,865,341.03
  6. Step 6: Final answer
    x = 3,200,633.42

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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.