Home / 21,470,263.04-29,629,033.44-11,680,704.32

Finding the Fourth Proportional to 21,470,263.04, 29,629,033.44 and 11,680,704.32

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Solution

The fourth proportional to 21,470,263.04, 29,629,033.44 and 11,680,704.32 is: 16,119,410.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,470,263.04 : 29,629,033.44 = 11,680,704.32 : x
  2. Step 2: Convert to fraction form
    21,470,263.04/29,629,033.44 = 11,680,704.32/x
  3. Step 3: Cross multiply
    21,470,263.04x = 29,629,033.44 × 11,680,704.32
  4. Step 4: Simplify right side
    21,470,263.04x = 346,087,978,900,032.50
  5. Step 5: Solve for x
    x = 346,087,978,900,032.50/21,470,263.04
  6. Step 6: Final answer
    x = 16,119,410.29

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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.