Home / 31,653,608.08-47,455,608.03-12,498,702.88

Finding the Fourth Proportional to 31,653,608.08, 47,455,608.03 and 12,498,702.88

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Solution

The fourth proportional to 31,653,608.08, 47,455,608.03 and 12,498,702.88 is: 18,738,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653,608.08 : 47,455,608.03 = 12,498,702.88 : x
  2. Step 2: Convert to fraction form
    31,653,608.08/47,455,608.03 = 12,498,702.88/x
  3. Step 3: Cross multiply
    31,653,608.08x = 47,455,608.03 × 12,498,702.88
  4. Step 4: Simplify right side
    31,653,608.08x = 593,133,544,756,712.12
  5. Step 5: Solve for x
    x = 593,133,544,756,712.12/31,653,608.08
  6. Step 6: Final answer
    x = 18,738,260.21

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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.