Home / 19,172,000.15-28,758,000.23-14,888,979.35

Finding the Fourth Proportional to 19,172,000.15, 28,758,000.23 and 14,888,979.35

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Solution

The fourth proportional to 19,172,000.15, 28,758,000.23 and 14,888,979.35 is: 22,333,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,000.15 : 28,758,000.23 = 14,888,979.35 : x
  2. Step 2: Convert to fraction form
    19,172,000.15/28,758,000.23 = 14,888,979.35/x
  3. Step 3: Cross multiply
    19,172,000.15x = 28,758,000.23 × 14,888,979.35
  4. Step 4: Simplify right side
    19,172,000.15x = 428,177,271,571,765.25
  5. Step 5: Solve for x
    x = 428,177,271,571,765.25/19,172,000.15
  6. Step 6: Final answer
    x = 22,333,469.03

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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.