Home / 6,460,682.40-8,915,132.52-3,811,116.90

Finding the Fourth Proportional to 6,460,682.40, 8,915,132.52 and 3,811,116.90

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Solution

The fourth proportional to 6,460,682.40, 8,915,132.52 and 3,811,116.90 is: 5,258,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,682.40 : 8,915,132.52 = 3,811,116.90 : x
  2. Step 2: Convert to fraction form
    6,460,682.40/8,915,132.52 = 3,811,116.90/x
  3. Step 3: Cross multiply
    6,460,682.40x = 8,915,132.52 × 3,811,116.90
  4. Step 4: Simplify right side
    6,460,682.40x = 33,976,612,212,711.59
  5. Step 5: Solve for x
    x = 33,976,612,212,711.59/6,460,682.40
  6. Step 6: Final answer
    x = 5,258,981.96

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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.