Home / 55,145,695.20-76,051,518.48-34,521,021.60

Finding the Fourth Proportional to 55,145,695.20, 76,051,518.48 and 34,521,021.60

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Solution

The fourth proportional to 55,145,695.20, 76,051,518.48 and 34,521,021.60 is: 47,607,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145,695.20 : 76,051,518.48 = 34,521,021.60 : x
  2. Step 2: Convert to fraction form
    55,145,695.20/76,051,518.48 = 34,521,021.60/x
  3. Step 3: Cross multiply
    55,145,695.20x = 76,051,518.48 × 34,521,021.60
  4. Step 4: Simplify right side
    55,145,695.20x = 2,625,376,112,160,879.50
  5. Step 5: Solve for x
    x = 2,625,376,112,160,879.50/55,145,695.20
  6. Step 6: Final answer
    x = 47,607,997.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.