Home / 16,706,782.80-25,060,174.20-12,455,254.80

Finding the Fourth Proportional to 16,706,782.80, 25,060,174.20 and 12,455,254.80

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Solution

The fourth proportional to 16,706,782.80, 25,060,174.20 and 12,455,254.80 is: 18,682,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706,782.80 : 25,060,174.20 = 12,455,254.80 : x
  2. Step 2: Convert to fraction form
    16,706,782.80/25,060,174.20 = 12,455,254.80/x
  3. Step 3: Cross multiply
    16,706,782.80x = 25,060,174.20 × 12,455,254.80
  4. Step 4: Simplify right side
    16,706,782.80x = 312,130,854,993,386.19
  5. Step 5: Solve for x
    x = 312,130,854,993,386.19/16,706,782.80
  6. Step 6: Final answer
    x = 18,682,882.20

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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.