Home / 34,935,900-48,211,733.16-20,260,267.44

Finding the Fourth Proportional to 34,935,900, 48,211,733.16 and 20,260,267.44

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Solution

The fourth proportional to 34,935,900, 48,211,733.16 and 20,260,267.44 is: 27,959,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935,900 : 48,211,733.16 = 20,260,267.44 : x
  2. Step 2: Convert to fraction form
    34,935,900/48,211,733.16 = 20,260,267.44/x
  3. Step 3: Cross multiply
    34,935,900x = 48,211,733.16 × 20,260,267.44
  4. Step 4: Simplify right side
    34,935,900x = 976,782,607,567,516.25
  5. Step 5: Solve for x
    x = 976,782,607,567,516.25/34,935,900
  6. Step 6: Final answer
    x = 27,959,279.93

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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.