Home / 9,150,705.78-12,629,051.73-5,076,587.22

Finding the Fourth Proportional to 9,150,705.78, 12,629,051.73 and 5,076,587.22

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Solution

The fourth proportional to 9,150,705.78, 12,629,051.73 and 5,076,587.22 is: 7,006,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150,705.78 : 12,629,051.73 = 5,076,587.22 : x
  2. Step 2: Convert to fraction form
    9,150,705.78/12,629,051.73 = 5,076,587.22/x
  3. Step 3: Cross multiply
    9,150,705.78x = 12,629,051.73 × 5,076,587.22
  4. Step 4: Simplify right side
    9,150,705.78x = 64,112,482,613,236.89
  5. Step 5: Solve for x
    x = 64,112,482,613,236.89/9,150,705.78
  6. Step 6: Final answer
    x = 7,006,288.27

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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.