Home / 6,653,436.10-9,181,601.85-3,938,056.90

Finding the Fourth Proportional to 6,653,436.10, 9,181,601.85 and 3,938,056.90

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Solution

The fourth proportional to 6,653,436.10, 9,181,601.85 and 3,938,056.90 is: 5,434,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,436.10 : 9,181,601.85 = 3,938,056.90 : x
  2. Step 2: Convert to fraction form
    6,653,436.10/9,181,601.85 = 3,938,056.90/x
  3. Step 3: Cross multiply
    6,653,436.10x = 9,181,601.85 × 3,938,056.90
  4. Step 4: Simplify right side
    6,653,436.10x = 36,157,670,518,445.27
  5. Step 5: Solve for x
    x = 36,157,670,518,445.27/6,653,436.10
  6. Step 6: Final answer
    x = 5,434,435.68

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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.