Home / 30,809,901.80-46,141,499.26-17,828,687.28

Finding the Fourth Proportional to 30,809,901.80, 46,141,499.26 and 17,828,687.28

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Solution

The fourth proportional to 30,809,901.80, 46,141,499.26 and 17,828,687.28 is: 26,700,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809,901.80 : 46,141,499.26 = 17,828,687.28 : x
  2. Step 2: Convert to fraction form
    30,809,901.80/46,141,499.26 = 17,828,687.28/x
  3. Step 3: Cross multiply
    30,809,901.80x = 46,141,499.26 × 17,828,687.28
  4. Step 4: Simplify right side
    30,809,901.80x = 822,642,360,936,891.38
  5. Step 5: Solve for x
    x = 822,642,360,936,891.38/30,809,901.80
  6. Step 6: Final answer
    x = 26,700,583.67

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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.