Home / 15,124,716.80-22,687,075.20-12,467,511.80

Finding the Fourth Proportional to 15,124,716.80, 22,687,075.20 and 12,467,511.80

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Solution

The fourth proportional to 15,124,716.80, 22,687,075.20 and 12,467,511.80 is: 18,701,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,716.80 : 22,687,075.20 = 12,467,511.80 : x
  2. Step 2: Convert to fraction form
    15,124,716.80/22,687,075.20 = 12,467,511.80/x
  3. Step 3: Cross multiply
    15,124,716.80x = 22,687,075.20 × 12,467,511.80
  4. Step 4: Simplify right side
    15,124,716.80x = 282,851,377,763,487.38
  5. Step 5: Solve for x
    x = 282,851,377,763,487.38/15,124,716.80
  6. Step 6: Final answer
    x = 18,701,267.70

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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.