Home / 30,914,578.40-46,371,867.60-18,149,496.80

Finding the Fourth Proportional to 30,914,578.40, 46,371,867.60 and 18,149,496.80

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Solution

The fourth proportional to 30,914,578.40, 46,371,867.60 and 18,149,496.80 is: 27,224,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,914,578.40 : 46,371,867.60 = 18,149,496.80 : x
  2. Step 2: Convert to fraction form
    30,914,578.40/46,371,867.60 = 18,149,496.80/x
  3. Step 3: Cross multiply
    30,914,578.40x = 46,371,867.60 × 18,149,496.80
  4. Step 4: Simplify right side
    30,914,578.40x = 841,626,062,616,223.75
  5. Step 5: Solve for x
    x = 841,626,062,616,223.75/30,914,578.40
  6. Step 6: Final answer
    x = 27,224,245.20

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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.