Home / 8,831,860.20-13,247,790.30-6,130,477.80

Finding the Fourth Proportional to 8,831,860.20, 13,247,790.30 and 6,130,477.80

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Solution

The fourth proportional to 8,831,860.20, 13,247,790.30 and 6,130,477.80 is: 9,195,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831,860.20 : 13,247,790.30 = 6,130,477.80 : x
  2. Step 2: Convert to fraction form
    8,831,860.20/13,247,790.30 = 6,130,477.80/x
  3. Step 3: Cross multiply
    8,831,860.20x = 13,247,790.30 × 6,130,477.80
  4. Step 4: Simplify right side
    8,831,860.20x = 81,215,284,333,205.34
  5. Step 5: Solve for x
    x = 81,215,284,333,205.34/8,831,860.20
  6. Step 6: Final answer
    x = 9,195,716.70

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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.