Home / 15,666,745.20-23,500,117.80-12,265,522.80

Finding the Fourth Proportional to 15,666,745.20, 23,500,117.80 and 12,265,522.80

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Solution

The fourth proportional to 15,666,745.20, 23,500,117.80 and 12,265,522.80 is: 18,398,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666,745.20 : 23,500,117.80 = 12,265,522.80 : x
  2. Step 2: Convert to fraction form
    15,666,745.20/23,500,117.80 = 12,265,522.80/x
  3. Step 3: Cross multiply
    15,666,745.20x = 23,500,117.80 × 12,265,522.80
  4. Step 4: Simplify right side
    15,666,745.20x = 288,241,230,678,585.88
  5. Step 5: Solve for x
    x = 288,241,230,678,585.88/15,666,745.20
  6. Step 6: Final answer
    x = 18,398,284.20

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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.