Home / 19,755,825.80-29,635,915.98-6,289,521.80

Finding the Fourth Proportional to 19,755,825.80, 29,635,915.98 and 6,289,521.80

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Solution

The fourth proportional to 19,755,825.80, 29,635,915.98 and 6,289,521.80 is: 9,434,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755,825.80 : 29,635,915.98 = 6,289,521.80 : x
  2. Step 2: Convert to fraction form
    19,755,825.80/29,635,915.98 = 6,289,521.80/x
  3. Step 3: Cross multiply
    19,755,825.80x = 29,635,915.98 × 6,289,521.80
  4. Step 4: Simplify right side
    19,755,825.80x = 186,395,739,619,178.38
  5. Step 5: Solve for x
    x = 186,395,739,619,178.38/19,755,825.80
  6. Step 6: Final answer
    x = 9,434,975.87

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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.