Home / 9,146,991.92-12,622,762.85-5,016,939.01

Finding the Fourth Proportional to 9,146,991.92, 12,622,762.85 and 5,016,939.01

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Solution

The fourth proportional to 9,146,991.92, 12,622,762.85 and 5,016,939.01 is: 6,923,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,991.92 : 12,622,762.85 = 5,016,939.01 : x
  2. Step 2: Convert to fraction form
    9,146,991.92/12,622,762.85 = 5,016,939.01/x
  3. Step 3: Cross multiply
    9,146,991.92x = 12,622,762.85 × 5,016,939.01
  4. Step 4: Simplify right side
    9,146,991.92x = 63,327,631,299,502.18
  5. Step 5: Solve for x
    x = 63,327,631,299,502.18/9,146,991.92
  6. Step 6: Final answer
    x = 6,923,328.66

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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.