Home / 8,878,958.85-12,163,970.07-8,546,999.07

Finding the Fourth Proportional to 8,878,958.85, 12,163,970.07 and 8,546,999.07

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Solution

The fourth proportional to 8,878,958.85, 12,163,970.07 and 8,546,999.07 is: 11,709,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,958.85 : 12,163,970.07 = 8,546,999.07 : x
  2. Step 2: Convert to fraction form
    8,878,958.85/12,163,970.07 = 8,546,999.07/x
  3. Step 3: Cross multiply
    8,878,958.85x = 12,163,970.07 × 8,546,999.07
  4. Step 4: Simplify right side
    8,878,958.85x = 103,965,440,875,797.84
  5. Step 5: Solve for x
    x = 103,965,440,875,797.84/8,878,958.85
  6. Step 6: Final answer
    x = 11,709,192.78

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.