Home / 21,995,999.70-32,993,999.55-13,944,668.55

Finding the Fourth Proportional to 21,995,999.70, 32,993,999.55 and 13,944,668.55

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Solution

The fourth proportional to 21,995,999.70, 32,993,999.55 and 13,944,668.55 is: 20,917,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,995,999.70 : 32,993,999.55 = 13,944,668.55 : x
  2. Step 2: Convert to fraction form
    21,995,999.70/32,993,999.55 = 13,944,668.55/x
  3. Step 3: Cross multiply
    21,995,999.70x = 32,993,999.55 × 13,944,668.55
  4. Step 4: Simplify right side
    21,995,999.70x = 460,090,387,863,599.19
  5. Step 5: Solve for x
    x = 460,090,387,863,599.19/21,995,999.70
  6. Step 6: Final answer
    x = 20,917,002.83

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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.