Home / 26,075,368.80-39,113,053.20-18,997,480.80

Finding the Fourth Proportional to 26,075,368.80, 39,113,053.20 and 18,997,480.80

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Solution

The fourth proportional to 26,075,368.80, 39,113,053.20 and 18,997,480.80 is: 28,496,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075,368.80 : 39,113,053.20 = 18,997,480.80 : x
  2. Step 2: Convert to fraction form
    26,075,368.80/39,113,053.20 = 18,997,480.80/x
  3. Step 3: Cross multiply
    26,075,368.80x = 39,113,053.20 × 18,997,480.80
  4. Step 4: Simplify right side
    26,075,368.80x = 743,049,477,196,378.62
  5. Step 5: Solve for x
    x = 743,049,477,196,378.62/26,075,368.80
  6. Step 6: Final answer
    x = 28,496,221.20

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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.