Home / 26,075,575.80-39,113,363.70-18,997,687.80

Finding the Fourth Proportional to 26,075,575.80, 39,113,363.70 and 18,997,687.80

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Solution

The fourth proportional to 26,075,575.80, 39,113,363.70 and 18,997,687.80 is: 28,496,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075,575.80 : 39,113,363.70 = 18,997,687.80 : x
  2. Step 2: Convert to fraction form
    26,075,575.80/39,113,363.70 = 18,997,687.80/x
  3. Step 3: Cross multiply
    26,075,575.80x = 39,113,363.70 × 18,997,687.80
  4. Step 4: Simplify right side
    26,075,575.80x = 743,063,472,380,453
  5. Step 5: Solve for x
    x = 743,063,472,380,453/26,075,575.80
  6. Step 6: Final answer
    x = 28,496,531.70

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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.