Home / 14,022,078.32-19,353,695.64-8,222,728.16

Finding the Fourth Proportional to 14,022,078.32, 19,353,695.64 and 8,222,728.16

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Solution

The fourth proportional to 14,022,078.32, 19,353,695.64 and 8,222,728.16 is: 11,349,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,078.32 : 19,353,695.64 = 8,222,728.16 : x
  2. Step 2: Convert to fraction form
    14,022,078.32/19,353,695.64 = 8,222,728.16/x
  3. Step 3: Cross multiply
    14,022,078.32x = 19,353,695.64 × 8,222,728.16
  4. Step 4: Simplify right side
    14,022,078.32x = 159,140,178,139,097.22
  5. Step 5: Solve for x
    x = 159,140,178,139,097.22/14,022,078.32
  6. Step 6: Final answer
    x = 11,349,257.54

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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.