Home / 5,808,118.40-8,016,892.88-3,874,374.21

Finding the Fourth Proportional to 5,808,118.40, 8,016,892.88 and 3,874,374.21

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Solution

The fourth proportional to 5,808,118.40, 8,016,892.88 and 3,874,374.21 is: 5,347,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808,118.40 : 8,016,892.88 = 3,874,374.21 : x
  2. Step 2: Convert to fraction form
    5,808,118.40/8,016,892.88 = 3,874,374.21/x
  3. Step 3: Cross multiply
    5,808,118.40x = 8,016,892.88 × 3,874,374.21
  4. Step 4: Simplify right side
    5,808,118.40x = 31,060,442,999,232.75
  5. Step 5: Solve for x
    x = 31,060,442,999,232.75/5,808,118.40
  6. Step 6: Final answer
    x = 5,347,763.40

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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.