Home / 6,321,799.40-8,724,098.66-3,421,211.36

Finding the Fourth Proportional to 6,321,799.40, 8,724,098.66 and 3,421,211.36

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Solution

The fourth proportional to 6,321,799.40, 8,724,098.66 and 3,421,211.36 is: 4,721,280.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,799.40 : 8,724,098.66 = 3,421,211.36 : x
  2. Step 2: Convert to fraction form
    6,321,799.40/8,724,098.66 = 3,421,211.36/x
  3. Step 3: Cross multiply
    6,321,799.40x = 8,724,098.66 × 3,421,211.36
  4. Step 4: Simplify right side
    6,321,799.40x = 29,846,985,446,056.96
  5. Step 5: Solve for x
    x = 29,846,985,446,056.96/6,321,799.40
  6. Step 6: Final answer
    x = 4,721,280.06

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1.5x scale

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.