Home / 26,572,043.80-39,858,065.70-8,621,147.80

Finding the Fourth Proportional to 26,572,043.80, 39,858,065.70 and 8,621,147.80

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Solution

The fourth proportional to 26,572,043.80, 39,858,065.70 and 8,621,147.80 is: 12,931,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,572,043.80 : 39,858,065.70 = 8,621,147.80 : x
  2. Step 2: Convert to fraction form
    26,572,043.80/39,858,065.70 = 8,621,147.80/x
  3. Step 3: Cross multiply
    26,572,043.80x = 39,858,065.70 × 8,621,147.80
  4. Step 4: Simplify right side
    26,572,043.80x = 343,622,275,421,810.50
  5. Step 5: Solve for x
    x = 343,622,275,421,810.50/26,572,043.80
  6. Step 6: Final answer
    x = 12,931,721.70

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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.