Home / 12,881,995.70-19,322,981.12-3,297,358.94

Finding the Fourth Proportional to 12,881,995.70, 19,322,981.12 and 3,297,358.94

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Solution

The fourth proportional to 12,881,995.70, 19,322,981.12 and 3,297,358.94 is: 4,946,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,881,995.70 : 19,322,981.12 = 3,297,358.94 : x
  2. Step 2: Convert to fraction form
    12,881,995.70/19,322,981.12 = 3,297,358.94/x
  3. Step 3: Cross multiply
    12,881,995.70x = 19,322,981.12 × 3,297,358.94
  4. Step 4: Simplify right side
    12,881,995.70x = 63,714,804,543,483.22
  5. Step 5: Solve for x
    x = 63,714,804,543,483.22/12,881,995.70
  6. Step 6: Final answer
    x = 4,946,035.23

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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.