Home / 19,152,925.20-28,729,387.80-11,594,653.20

Finding the Fourth Proportional to 19,152,925.20, 28,729,387.80 and 11,594,653.20

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Solution

The fourth proportional to 19,152,925.20, 28,729,387.80 and 11,594,653.20 is: 17,391,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,925.20 : 28,729,387.80 = 11,594,653.20 : x
  2. Step 2: Convert to fraction form
    19,152,925.20/28,729,387.80 = 11,594,653.20/x
  3. Step 3: Cross multiply
    19,152,925.20x = 28,729,387.80 × 11,594,653.20
  4. Step 4: Simplify right side
    19,152,925.20x = 333,107,288,189,310.94
  5. Step 5: Solve for x
    x = 333,107,288,189,310.94/19,152,925.20
  6. Step 6: Final answer
    x = 17,391,979.80

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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.