Home / 13,210,363.80-19,815,545.70-11,194,824.60

Finding the Fourth Proportional to 13,210,363.80, 19,815,545.70 and 11,194,824.60

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Solution

The fourth proportional to 13,210,363.80, 19,815,545.70 and 11,194,824.60 is: 16,792,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,210,363.80 : 19,815,545.70 = 11,194,824.60 : x
  2. Step 2: Convert to fraction form
    13,210,363.80/19,815,545.70 = 11,194,824.60/x
  3. Step 3: Cross multiply
    13,210,363.80x = 19,815,545.70 × 11,194,824.60
  4. Step 4: Simplify right side
    13,210,363.80x = 221,831,558,464,784.22
  5. Step 5: Solve for x
    x = 221,831,558,464,784.22/13,210,363.80
  6. Step 6: Final answer
    x = 16,792,236.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.