Home / 31,101,890.10-46,652,835.15-19,750,485.30

Finding the Fourth Proportional to 31,101,890.10, 46,652,835.15 and 19,750,485.30

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Solution

The fourth proportional to 31,101,890.10, 46,652,835.15 and 19,750,485.30 is: 29,625,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101,890.10 : 46,652,835.15 = 19,750,485.30 : x
  2. Step 2: Convert to fraction form
    31,101,890.10/46,652,835.15 = 19,750,485.30/x
  3. Step 3: Cross multiply
    31,101,890.10x = 46,652,835.15 × 19,750,485.30
  4. Step 4: Simplify right side
    31,101,890.10x = 921,416,134,833,398.25
  5. Step 5: Solve for x
    x = 921,416,134,833,398.25/31,101,890.10
  6. Step 6: Final answer
    x = 29,625,727.95

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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.