Home / 70,739,676.29-106,109,514.44-19,621,695.11

Finding the Fourth Proportional to 70,739,676.29, 106,109,514.44 and 19,621,695.11

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Solution

The fourth proportional to 70,739,676.29, 106,109,514.44 and 19,621,695.11 is: 29,432,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,739,676.29 : 106,109,514.44 = 19,621,695.11 : x
  2. Step 2: Convert to fraction form
    70,739,676.29/106,109,514.44 = 19,621,695.11/x
  3. Step 3: Cross multiply
    70,739,676.29x = 106,109,514.44 × 19,621,695.11
  4. Step 4: Simplify right side
    70,739,676.29x = 2,082,048,539,983,166.50
  5. Step 5: Solve for x
    x = 2,082,048,539,983,166.50/70,739,676.29
  6. Step 6: Final answer
    x = 29,432,542.66

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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.