Home / 14,638,076.40-20,207,683.80-9,746,194.80

Finding the Fourth Proportional to 14,638,076.40, 20,207,683.80 and 9,746,194.80

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Solution

The fourth proportional to 14,638,076.40, 20,207,683.80 and 9,746,194.80 is: 13,454,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638,076.40 : 20,207,683.80 = 9,746,194.80 : x
  2. Step 2: Convert to fraction form
    14,638,076.40/20,207,683.80 = 9,746,194.80/x
  3. Step 3: Cross multiply
    14,638,076.40x = 20,207,683.80 × 9,746,194.80
  4. Step 4: Simplify right side
    14,638,076.40x = 196,948,022,771,604.25
  5. Step 5: Solve for x
    x = 196,948,022,771,604.25/14,638,076.40
  6. Step 6: Final answer
    x = 13,454,501.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.