Home / 15,790,018.50-21,790,291.14-8,546,674.50

Finding the Fourth Proportional to 15,790,018.50, 21,790,291.14 and 8,546,674.50

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Solution

The fourth proportional to 15,790,018.50, 21,790,291.14 and 8,546,674.50 is: 11,794,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,018.50 : 21,790,291.14 = 8,546,674.50 : x
  2. Step 2: Convert to fraction form
    15,790,018.50/21,790,291.14 = 8,546,674.50/x
  3. Step 3: Cross multiply
    15,790,018.50x = 21,790,291.14 × 8,546,674.50
  4. Step 4: Simplify right side
    15,790,018.50x = 186,234,525,633,813.94
  5. Step 5: Solve for x
    x = 186,234,525,633,813.94/15,790,018.50
  6. Step 6: Final answer
    x = 11,794,446.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.