Home / 63,279,942.03-87,329,710.62-35,400,989.10

Finding the Fourth Proportional to 63,279,942.03, 87,329,710.62 and 35,400,989.10

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Solution

The fourth proportional to 63,279,942.03, 87,329,710.62 and 35,400,989.10 is: 48,855,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,279,942.03 : 87,329,710.62 = 35,400,989.10 : x
  2. Step 2: Convert to fraction form
    63,279,942.03/87,329,710.62 = 35,400,989.10/x
  3. Step 3: Cross multiply
    63,279,942.03x = 87,329,710.62 × 35,400,989.10
  4. Step 4: Simplify right side
    63,279,942.03x = 3,091,558,133,764,774.50
  5. Step 5: Solve for x
    x = 3,091,558,133,764,774.50/63,279,942.03
  6. Step 6: Final answer
    x = 48,855,261.79

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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.