Home / 18,173,391.60-27,223,345.80-11,328,956.40

Finding the Fourth Proportional to 18,173,391.60, 27,223,345.80 and 11,328,956.40

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Solution

The fourth proportional to 18,173,391.60, 27,223,345.80 and 11,328,956.40 is: 16,970,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,391.60 : 27,223,345.80 = 11,328,956.40 : x
  2. Step 2: Convert to fraction form
    18,173,391.60/27,223,345.80 = 11,328,956.40/x
  3. Step 3: Cross multiply
    18,173,391.60x = 27,223,345.80 × 11,328,956.40
  4. Step 4: Simplify right side
    18,173,391.60x = 308,412,097,630,323.12
  5. Step 5: Solve for x
    x = 308,412,097,630,323.12/18,173,391.60
  6. Step 6: Final answer
    x = 16,970,530.57

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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.