Home / 21,184,741.92-31,772,383.92-9,823,714.32

Finding the Fourth Proportional to 21,184,741.92, 31,772,383.92 and 9,823,714.32

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Solution

The fourth proportional to 21,184,741.92, 31,772,383.92 and 9,823,714.32 is: 14,733,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,741.92 : 31,772,383.92 = 9,823,714.32 : x
  2. Step 2: Convert to fraction form
    21,184,741.92/31,772,383.92 = 9,823,714.32/x
  3. Step 3: Cross multiply
    21,184,741.92x = 31,772,383.92 × 9,823,714.32
  4. Step 4: Simplify right side
    21,184,741.92x = 312,122,822,895,441.75
  5. Step 5: Solve for x
    x = 312,122,822,895,441.75/21,184,741.92
  6. Step 6: Final answer
    x = 14,733,378.58

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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.