Home / 4,267,153.14-6,400,015.02-1,427,255.88

Finding the Fourth Proportional to 4,267,153.14, 6,400,015.02 and 1,427,255.88

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Solution

The fourth proportional to 4,267,153.14, 6,400,015.02 and 1,427,255.88 is: 2,140,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267,153.14 : 6,400,015.02 = 1,427,255.88 : x
  2. Step 2: Convert to fraction form
    4,267,153.14/6,400,015.02 = 1,427,255.88/x
  3. Step 3: Cross multiply
    4,267,153.14x = 6,400,015.02 × 1,427,255.88
  4. Step 4: Simplify right side
    4,267,153.14x = 9,134,459,069,383.32
  5. Step 5: Solve for x
    x = 9,134,459,069,383.32/4,267,153.14
  6. Step 6: Final answer
    x = 2,140,644.77

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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.