Home / 29,979,106.60-44,897,801.10-20,342,309.80

Finding the Fourth Proportional to 29,979,106.60, 44,897,801.10 and 20,342,309.80

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Solution

The fourth proportional to 29,979,106.60, 44,897,801.10 and 20,342,309.80 is: 30,465,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,979,106.60 : 44,897,801.10 = 20,342,309.80 : x
  2. Step 2: Convert to fraction form
    29,979,106.60/44,897,801.10 = 20,342,309.80/x
  3. Step 3: Cross multiply
    29,979,106.60x = 44,897,801.10 × 20,342,309.80
  4. Step 4: Simplify right side
    29,979,106.60x = 913,324,979,314,980.88
  5. Step 5: Solve for x
    x = 913,324,979,314,980.88/29,979,106.60
  6. Step 6: Final answer
    x = 30,465,383.49

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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.