Home / 26,020,200.80-39,014,749.20-15,930,063.20

Finding the Fourth Proportional to 26,020,200.80, 39,014,749.20 and 15,930,063.20

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Solution

The fourth proportional to 26,020,200.80, 39,014,749.20 and 15,930,063.20 is: 23,885,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,020,200.80 : 39,014,749.20 = 15,930,063.20 : x
  2. Step 2: Convert to fraction form
    26,020,200.80/39,014,749.20 = 15,930,063.20/x
  3. Step 3: Cross multiply
    26,020,200.80x = 39,014,749.20 × 15,930,063.20
  4. Step 4: Simplify right side
    26,020,200.80x = 621,507,420,488,149.50
  5. Step 5: Solve for x
    x = 621,507,420,488,149.50/26,020,200.80
  6. Step 6: Final answer
    x = 23,885,573.57

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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.