Home / 29,212,207.21-43,822,297.32-12,168,894.34

Finding the Fourth Proportional to 29,212,207.21, 43,822,297.32 and 12,168,894.34

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Solution

The fourth proportional to 29,212,207.21, 43,822,297.32 and 12,168,894.34 is: 18,255,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212,207.21 : 43,822,297.32 = 12,168,894.34 : x
  2. Step 2: Convert to fraction form
    29,212,207.21/43,822,297.32 = 12,168,894.34/x
  3. Step 3: Cross multiply
    29,212,207.21x = 43,822,297.32 × 12,168,894.34
  4. Step 4: Simplify right side
    29,212,207.21x = 533,268,905,543,189.25
  5. Step 5: Solve for x
    x = 533,268,905,543,189.25/29,212,207.21
  6. Step 6: Final answer
    x = 18,255,002.16

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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.