Home / 19,402,279.20-29,103,418.80-6,623,200.80

Finding the Fourth Proportional to 19,402,279.20, 29,103,418.80 and 6,623,200.80

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Solution

The fourth proportional to 19,402,279.20, 29,103,418.80 and 6,623,200.80 is: 9,934,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402,279.20 : 29,103,418.80 = 6,623,200.80 : x
  2. Step 2: Convert to fraction form
    19,402,279.20/29,103,418.80 = 6,623,200.80/x
  3. Step 3: Cross multiply
    19,402,279.20x = 29,103,418.80 × 6,623,200.80
  4. Step 4: Simplify right side
    19,402,279.20x = 192,757,786,678,895.03
  5. Step 5: Solve for x
    x = 192,757,786,678,895.03/19,402,279.20
  6. Step 6: Final answer
    x = 9,934,801.20

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1.5x scale

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.