Home / 20,764,766.94-28,655,215.44-12,068,030.22

Finding the Fourth Proportional to 20,764,766.94, 28,655,215.44 and 12,068,030.22

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Solution

The fourth proportional to 20,764,766.94, 28,655,215.44 and 12,068,030.22 is: 16,653,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,764,766.94 : 28,655,215.44 = 12,068,030.22 : x
  2. Step 2: Convert to fraction form
    20,764,766.94/28,655,215.44 = 12,068,030.22/x
  3. Step 3: Cross multiply
    20,764,766.94x = 28,655,215.44 × 12,068,030.22
  4. Step 4: Simplify right side
    20,764,766.94x = 345,812,005,890,530.62
  5. Step 5: Solve for x
    x = 345,812,005,890,530.62/20,764,766.94
  6. Step 6: Final answer
    x = 16,653,787.01

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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.