Home / 31,104,285.90-46,639,840.05-13,133,085.90

Finding the Fourth Proportional to 31,104,285.90, 46,639,840.05 and 13,133,085.90

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Solution

The fourth proportional to 31,104,285.90, 46,639,840.05 and 13,133,085.90 is: 19,692,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,285.90 : 46,639,840.05 = 13,133,085.90 : x
  2. Step 2: Convert to fraction form
    31,104,285.90/46,639,840.05 = 13,133,085.90/x
  3. Step 3: Cross multiply
    31,104,285.90x = 46,639,840.05 × 13,133,085.90
  4. Step 4: Simplify right side
    31,104,285.90x = 612,525,025,738,910.25
  5. Step 5: Solve for x
    x = 612,525,025,738,910.25/31,104,285.90
  6. Step 6: Final answer
    x = 19,692,624.60

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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.