Home / 31,130,609.80-46,695,914.70-16,781,702.80

Finding the Fourth Proportional to 31,130,609.80, 46,695,914.70 and 16,781,702.80

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Solution

The fourth proportional to 31,130,609.80, 46,695,914.70 and 16,781,702.80 is: 25,172,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130,609.80 : 46,695,914.70 = 16,781,702.80 : x
  2. Step 2: Convert to fraction form
    31,130,609.80/46,695,914.70 = 16,781,702.80/x
  3. Step 3: Cross multiply
    31,130,609.80x = 46,695,914.70 × 16,781,702.80
  4. Step 4: Simplify right side
    31,130,609.80x = 783,636,962,469,551.25
  5. Step 5: Solve for x
    x = 783,636,962,469,551.25/31,130,609.80
  6. Step 6: Final answer
    x = 25,172,554.20

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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.