Home / 20,259,554.64-30,389,403.80-4,906,854.60

Finding the Fourth Proportional to 20,259,554.64, 30,389,403.80 and 4,906,854.60

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Solution

The fourth proportional to 20,259,554.64, 30,389,403.80 and 4,906,854.60 is: 7,360,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,259,554.64 : 30,389,403.80 = 4,906,854.60 : x
  2. Step 2: Convert to fraction form
    20,259,554.64/30,389,403.80 = 4,906,854.60/x
  3. Step 3: Cross multiply
    20,259,554.64x = 30,389,403.80 × 4,906,854.60
  4. Step 4: Simplify right side
    20,259,554.64x = 149,116,385,827,287.47
  5. Step 5: Solve for x
    x = 149,116,385,827,287.47/20,259,554.64
  6. Step 6: Final answer
    x = 7,360,299.30

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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.