Home / 29,963,990.80-44,945,986.20-28,971,967.60

Finding the Fourth Proportional to 29,963,990.80, 44,945,986.20 and 28,971,967.60

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Solution

The fourth proportional to 29,963,990.80, 44,945,986.20 and 28,971,967.60 is: 43,457,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963,990.80 : 44,945,986.20 = 28,971,967.60 : x
  2. Step 2: Convert to fraction form
    29,963,990.80/44,945,986.20 = 28,971,967.60/x
  3. Step 3: Cross multiply
    29,963,990.80x = 44,945,986.20 × 28,971,967.60
  4. Step 4: Simplify right side
    29,963,990.80x = 1,302,173,655,936,447.25
  5. Step 5: Solve for x
    x = 1,302,173,655,936,447.25/29,963,990.80
  6. Step 6: Final answer
    x = 43,457,951.40

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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.