Home / 27,666,007.20-41,499,010.80-18,110,858.40

Finding the Fourth Proportional to 27,666,007.20, 41,499,010.80 and 18,110,858.40

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Solution

The fourth proportional to 27,666,007.20, 41,499,010.80 and 18,110,858.40 is: 27,166,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666,007.20 : 41,499,010.80 = 18,110,858.40 : x
  2. Step 2: Convert to fraction form
    27,666,007.20/41,499,010.80 = 18,110,858.40/x
  3. Step 3: Cross multiply
    27,666,007.20x = 41,499,010.80 × 18,110,858.40
  4. Step 4: Simplify right side
    27,666,007.20x = 751,582,708,338,870.62
  5. Step 5: Solve for x
    x = 751,582,708,338,870.62/27,666,007.20
  6. Step 6: Final answer
    x = 27,166,287.60

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1.5x scale

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.