Home / 89,530,712.40-134,296,068.60-62,320,933.20

Finding the Fourth Proportional to 89,530,712.40, 134,296,068.60 and 62,320,933.20

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Solution

The fourth proportional to 89,530,712.40, 134,296,068.60 and 62,320,933.20 is: 93,481,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,530,712.40 : 134,296,068.60 = 62,320,933.20 : x
  2. Step 2: Convert to fraction form
    89,530,712.40/134,296,068.60 = 62,320,933.20/x
  3. Step 3: Cross multiply
    89,530,712.40x = 134,296,068.60 × 62,320,933.20
  4. Step 4: Simplify right side
    89,530,712.40x = 8,369,456,320,243,218
  5. Step 5: Solve for x
    x = 8,369,456,320,243,218/89,530,712.40
  6. Step 6: Final answer
    x = 93,481,399.80

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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.