Home / 57,940,106.78-79,937,572.34-35,905,566.47

Finding the Fourth Proportional to 57,940,106.78, 79,937,572.34 and 35,905,566.47

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Solution

The fourth proportional to 57,940,106.78, 79,937,572.34 and 35,905,566.47 is: 49,537,427.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940,106.78 : 79,937,572.34 = 35,905,566.47 : x
  2. Step 2: Convert to fraction form
    57,940,106.78/79,937,572.34 = 35,905,566.47/x
  3. Step 3: Cross multiply
    57,940,106.78x = 79,937,572.34 × 35,905,566.47
  4. Step 4: Simplify right side
    57,940,106.78x = 2,870,203,816,794,380
  5. Step 5: Solve for x
    x = 2,870,203,816,794,380/57,940,106.78
  6. Step 6: Final answer
    x = 49,537,427.12

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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.