Home / 22,477,004.72-31,018,264.44-12,163,728.32

Finding the Fourth Proportional to 22,477,004.72, 31,018,264.44 and 12,163,728.32

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Solution

The fourth proportional to 22,477,004.72, 31,018,264.44 and 12,163,728.32 is: 16,785,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477,004.72 : 31,018,264.44 = 12,163,728.32 : x
  2. Step 2: Convert to fraction form
    22,477,004.72/31,018,264.44 = 12,163,728.32/x
  3. Step 3: Cross multiply
    22,477,004.72x = 31,018,264.44 × 12,163,728.32
  4. Step 4: Simplify right side
    22,477,004.72x = 377,297,741,606,076.94
  5. Step 5: Solve for x
    x = 377,297,741,606,076.94/22,477,004.72
  6. Step 6: Final answer
    x = 16,785,943.96

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1.5x scale

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.