Home / 8,869,213.70-13,303,820.55-8,785,232.90

Finding the Fourth Proportional to 8,869,213.70, 13,303,820.55 and 8,785,232.90

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Solution

The fourth proportional to 8,869,213.70, 13,303,820.55 and 8,785,232.90 is: 13,177,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,213.70 : 13,303,820.55 = 8,785,232.90 : x
  2. Step 2: Convert to fraction form
    8,869,213.70/13,303,820.55 = 8,785,232.90/x
  3. Step 3: Cross multiply
    8,869,213.70x = 13,303,820.55 × 8,785,232.90
  4. Step 4: Simplify right side
    8,869,213.70x = 116,877,161,991,556.11
  5. Step 5: Solve for x
    x = 116,877,161,991,556.11/8,869,213.70
  6. Step 6: Final answer
    x = 13,177,849.35

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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.