Home / 19,666,577.80-29,504,013.90-8,301,176.20

Finding the Fourth Proportional to 19,666,577.80, 29,504,013.90 and 8,301,176.20

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Solution

The fourth proportional to 19,666,577.80, 29,504,013.90 and 8,301,176.20 is: 12,453,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,577.80 : 29,504,013.90 = 8,301,176.20 : x
  2. Step 2: Convert to fraction form
    19,666,577.80/29,504,013.90 = 8,301,176.20/x
  3. Step 3: Cross multiply
    19,666,577.80x = 29,504,013.90 × 8,301,176.20
  4. Step 4: Simplify right side
    19,666,577.80x = 244,918,017,991,149.19
  5. Step 5: Solve for x
    x = 244,918,017,991,149.19/19,666,577.80
  6. Step 6: Final answer
    x = 12,453,514.81

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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.