Home / 53,621,879.90-80,453,815.05-19,546,670.30

Finding the Fourth Proportional to 53,621,879.90, 80,453,815.05 and 19,546,670.30

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Solution

The fourth proportional to 53,621,879.90, 80,453,815.05 and 19,546,670.30 is: 29,327,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,621,879.90 : 80,453,815.05 = 19,546,670.30 : x
  2. Step 2: Convert to fraction form
    53,621,879.90/80,453,815.05 = 19,546,670.30/x
  3. Step 3: Cross multiply
    53,621,879.90x = 80,453,815.05 × 19,546,670.30
  4. Step 4: Simplify right side
    53,621,879.90x = 1,572,604,197,159,528
  5. Step 5: Solve for x
    x = 1,572,604,197,159,528/53,621,879.90
  6. Step 6: Final answer
    x = 29,327,658.79

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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.