Home / 19,442,703.80-29,122,065.30-16,923,279.80

Finding the Fourth Proportional to 19,442,703.80, 29,122,065.30 and 16,923,279.80

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Solution

The fourth proportional to 19,442,703.80, 29,122,065.30 and 16,923,279.80 is: 25,348,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,703.80 : 29,122,065.30 = 16,923,279.80 : x
  2. Step 2: Convert to fraction form
    19,442,703.80/29,122,065.30 = 16,923,279.80/x
  3. Step 3: Cross multiply
    19,442,703.80x = 29,122,065.30 × 16,923,279.80
  4. Step 4: Simplify right side
    19,442,703.80x = 492,840,859,425,771
  5. Step 5: Solve for x
    x = 492,840,859,425,771/19,442,703.80
  6. Step 6: Final answer
    x = 25,348,370.50

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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.