Home / 8,163,558.93-11,261,941.78-5,263,881.15

Finding the Fourth Proportional to 8,163,558.93, 11,261,941.78 and 5,263,881.15

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Solution

The fourth proportional to 8,163,558.93, 11,261,941.78 and 5,263,881.15 is: 7,261,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163,558.93 : 11,261,941.78 = 5,263,881.15 : x
  2. Step 2: Convert to fraction form
    8,163,558.93/11,261,941.78 = 5,263,881.15/x
  3. Step 3: Cross multiply
    8,163,558.93x = 11,261,941.78 × 5,263,881.15
  4. Step 4: Simplify right side
    8,163,558.93x = 59,281,523,048,139.45
  5. Step 5: Solve for x
    x = 59,281,523,048,139.45/8,163,558.93
  6. Step 6: Final answer
    x = 7,261,725.38

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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.