Home / 26,075,563.80-39,113,345.70-18,997,675.80

Finding the Fourth Proportional to 26,075,563.80, 39,113,345.70 and 18,997,675.80

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Solution

The fourth proportional to 26,075,563.80, 39,113,345.70 and 18,997,675.80 is: 28,496,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075,563.80 : 39,113,345.70 = 18,997,675.80 : x
  2. Step 2: Convert to fraction form
    26,075,563.80/39,113,345.70 = 18,997,675.80/x
  3. Step 3: Cross multiply
    26,075,563.80x = 39,113,345.70 × 18,997,675.80
  4. Step 4: Simplify right side
    26,075,563.80x = 743,062,661,061,924.12
  5. Step 5: Solve for x
    x = 743,062,661,061,924.12/26,075,563.80
  6. Step 6: Final answer
    x = 28,496,513.70

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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.