Home / 31,104,145.20-46,656,217.80-9,829,009.20

Finding the Fourth Proportional to 31,104,145.20, 46,656,217.80 and 9,829,009.20

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Solution

The fourth proportional to 31,104,145.20, 46,656,217.80 and 9,829,009.20 is: 14,743,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,145.20 : 46,656,217.80 = 9,829,009.20 : x
  2. Step 2: Convert to fraction form
    31,104,145.20/46,656,217.80 = 9,829,009.20/x
  3. Step 3: Cross multiply
    31,104,145.20x = 46,656,217.80 × 9,829,009.20
  4. Step 4: Simplify right side
    31,104,145.20x = 458,584,393,993,403.69
  5. Step 5: Solve for x
    x = 458,584,393,993,403.69/31,104,145.20
  6. Step 6: Final answer
    x = 14,743,513.80

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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.