Home / 8,698,994.58-12,004,280.52-4,831,763.78

Finding the Fourth Proportional to 8,698,994.58, 12,004,280.52 and 4,831,763.78

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Solution

The fourth proportional to 8,698,994.58, 12,004,280.52 and 4,831,763.78 is: 6,667,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,994.58 : 12,004,280.52 = 4,831,763.78 : x
  2. Step 2: Convert to fraction form
    8,698,994.58/12,004,280.52 = 4,831,763.78/x
  3. Step 3: Cross multiply
    8,698,994.58x = 12,004,280.52 × 4,831,763.78
  4. Step 4: Simplify right side
    8,698,994.58x = 58,001,847,821,495.57
  5. Step 5: Solve for x
    x = 58,001,847,821,495.57/8,698,994.58
  6. Step 6: Final answer
    x = 6,667,649.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.