Home / 56,172,768.52-77,520,814.58-31,392,954.62

Finding the Fourth Proportional to 56,172,768.52, 77,520,814.58 and 31,392,954.62

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Solution

The fourth proportional to 56,172,768.52, 77,520,814.58 and 31,392,954.62 is: 43,323,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172,768.52 : 77,520,814.58 = 31,392,954.62 : x
  2. Step 2: Convert to fraction form
    56,172,768.52/77,520,814.58 = 31,392,954.62/x
  3. Step 3: Cross multiply
    56,172,768.52x = 77,520,814.58 × 31,392,954.62
  4. Step 4: Simplify right side
    56,172,768.52x = 2,433,607,414,058,410
  5. Step 5: Solve for x
    x = 2,433,607,414,058,410/56,172,768.52
  6. Step 6: Final answer
    x = 43,323,615.31

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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.