Home / 26,915,312.80-40,382,300.40-11,780,106.40

Finding the Fourth Proportional to 26,915,312.80, 40,382,300.40 and 11,780,106.40

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Solution

The fourth proportional to 26,915,312.80, 40,382,300.40 and 11,780,106.40 is: 17,674,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915,312.80 : 40,382,300.40 = 11,780,106.40 : x
  2. Step 2: Convert to fraction form
    26,915,312.80/40,382,300.40 = 11,780,106.40/x
  3. Step 3: Cross multiply
    26,915,312.80x = 40,382,300.40 × 11,780,106.40
  4. Step 4: Simplify right side
    26,915,312.80x = 475,707,795,388,762.56
  5. Step 5: Solve for x
    x = 475,707,795,388,762.56/26,915,312.80
  6. Step 6: Final answer
    x = 17,674,243.61

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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.