Home / 87,069,035.08-130,603,533.18-31,741,018

Finding the Fourth Proportional to 87,069,035.08, 130,603,533.18 and 31,741,018

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Solution

The fourth proportional to 87,069,035.08, 130,603,533.18 and 31,741,018 is: 47,611,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,069,035.08 : 130,603,533.18 = 31,741,018 : x
  2. Step 2: Convert to fraction form
    87,069,035.08/130,603,533.18 = 31,741,018/x
  3. Step 3: Cross multiply
    87,069,035.08x = 130,603,533.18 × 31,741,018
  4. Step 4: Simplify right side
    87,069,035.08x = 4,145,489,097,529,977.50
  5. Step 5: Solve for x
    x = 4,145,489,097,529,977.50/87,069,035.08
  6. Step 6: Final answer
    x = 47,611,519.91

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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.