Home / 18,798,675.04-28,192,272.19-13,000,133.98

Finding the Fourth Proportional to 18,798,675.04, 28,192,272.19 and 13,000,133.98

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Solution

The fourth proportional to 18,798,675.04, 28,192,272.19 and 13,000,133.98 is: 19,496,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,798,675.04 : 28,192,272.19 = 13,000,133.98 : x
  2. Step 2: Convert to fraction form
    18,798,675.04/28,192,272.19 = 13,000,133.98/x
  3. Step 3: Cross multiply
    18,798,675.04x = 28,192,272.19 × 13,000,133.98
  4. Step 4: Simplify right side
    18,798,675.04x = 366,503,315,464,665.94
  5. Step 5: Solve for x
    x = 366,503,315,464,665.94/18,798,675.04
  6. Step 6: Final answer
    x = 19,496,231.24

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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.