Home / 53,940,822.72-80,894,368.80-18,030,632.64

Finding the Fourth Proportional to 53,940,822.72, 80,894,368.80 and 18,030,632.64

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Solution

The fourth proportional to 53,940,822.72, 80,894,368.80 and 18,030,632.64 is: 27,040,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940,822.72 : 80,894,368.80 = 18,030,632.64 : x
  2. Step 2: Convert to fraction form
    53,940,822.72/80,894,368.80 = 18,030,632.64/x
  3. Step 3: Cross multiply
    53,940,822.72x = 80,894,368.80 × 18,030,632.64
  4. Step 4: Simplify right side
    53,940,822.72x = 1,458,576,646,477,477.75
  5. Step 5: Solve for x
    x = 1,458,576,646,477,477.75/53,940,822.72
  6. Step 6: Final answer
    x = 27,040,311.45

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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.