Home / 8,303,809.90-12,457,683.15-4,260,921.70

Finding the Fourth Proportional to 8,303,809.90, 12,457,683.15 and 4,260,921.70

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Solution

The fourth proportional to 8,303,809.90, 12,457,683.15 and 4,260,921.70 is: 6,392,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,809.90 : 12,457,683.15 = 4,260,921.70 : x
  2. Step 2: Convert to fraction form
    8,303,809.90/12,457,683.15 = 4,260,921.70/x
  3. Step 3: Cross multiply
    8,303,809.90x = 12,457,683.15 × 4,260,921.70
  4. Step 4: Simplify right side
    8,303,809.90x = 53,081,212,465,559.36
  5. Step 5: Solve for x
    x = 53,081,212,465,559.36/8,303,809.90
  6. Step 6: Final answer
    x = 6,392,392.54

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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.