Home / 27,111,027.20-40,666,540.80-9,160,131.20

Finding the Fourth Proportional to 27,111,027.20, 40,666,540.80 and 9,160,131.20

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Solution

The fourth proportional to 27,111,027.20, 40,666,540.80 and 9,160,131.20 is: 13,740,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111,027.20 : 40,666,540.80 = 9,160,131.20 : x
  2. Step 2: Convert to fraction form
    27,111,027.20/40,666,540.80 = 9,160,131.20/x
  3. Step 3: Cross multiply
    27,111,027.20x = 40,666,540.80 × 9,160,131.20
  4. Step 4: Simplify right side
    27,111,027.20x = 372,510,849,178,152.88
  5. Step 5: Solve for x
    x = 372,510,849,178,152.88/27,111,027.20
  6. Step 6: Final answer
    x = 13,740,196.80

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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.