Home / 27,328,405.20-40,992,607.80-7,133,647.20

Finding the Fourth Proportional to 27,328,405.20, 40,992,607.80 and 7,133,647.20

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Solution

The fourth proportional to 27,328,405.20, 40,992,607.80 and 7,133,647.20 is: 10,700,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328,405.20 : 40,992,607.80 = 7,133,647.20 : x
  2. Step 2: Convert to fraction form
    27,328,405.20/40,992,607.80 = 7,133,647.20/x
  3. Step 3: Cross multiply
    27,328,405.20x = 40,992,607.80 × 7,133,647.20
  4. Step 4: Simplify right side
    27,328,405.20x = 292,426,801,853,168.12
  5. Step 5: Solve for x
    x = 292,426,801,853,168.12/27,328,405.20
  6. Step 6: Final answer
    x = 10,700,470.80

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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.