Home / 12,764,366.68-19,046,995.35-11,388,683.57

Finding the Fourth Proportional to 12,764,366.68, 19,046,995.35 and 11,388,683.57

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Solution

The fourth proportional to 12,764,366.68, 19,046,995.35 and 11,388,683.57 is: 16,994,200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,366.68 : 19,046,995.35 = 11,388,683.57 : x
  2. Step 2: Convert to fraction form
    12,764,366.68/19,046,995.35 = 11,388,683.57/x
  3. Step 3: Cross multiply
    12,764,366.68x = 19,046,995.35 × 11,388,683.57
  4. Step 4: Simplify right side
    12,764,366.68x = 216,920,202,894,493.81
  5. Step 5: Solve for x
    x = 216,920,202,894,493.81/12,764,366.68
  6. Step 6: Final answer
    x = 16,994,200.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.