Home / 14,658,017.37-20,228,087.80-8,131,646.98

Finding the Fourth Proportional to 14,658,017.37, 20,228,087.80 and 8,131,646.98

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Solution

The fourth proportional to 14,658,017.37, 20,228,087.80 and 8,131,646.98 is: 11,221,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,017.37 : 20,228,087.80 = 8,131,646.98 : x
  2. Step 2: Convert to fraction form
    14,658,017.37/20,228,087.80 = 8,131,646.98/x
  3. Step 3: Cross multiply
    14,658,017.37x = 20,228,087.80 × 8,131,646.98
  4. Step 4: Simplify right side
    14,658,017.37x = 164,487,669,049,715.72
  5. Step 5: Solve for x
    x = 164,487,669,049,715.72/14,658,017.37
  6. Step 6: Final answer
    x = 11,221,686.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.