Home / 31,116,122.40-43,477,540.80-31,116,122.40

Finding the Fourth Proportional to 31,116,122.40, 43,477,540.80 and 31,116,122.40

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Solution

The fourth proportional to 31,116,122.40, 43,477,540.80 and 31,116,122.40 is: 43,477,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,116,122.40 : 43,477,540.80 = 31,116,122.40 : x
  2. Step 2: Convert to fraction form
    31,116,122.40/43,477,540.80 = 31,116,122.40/x
  3. Step 3: Cross multiply
    31,116,122.40x = 43,477,540.80 × 31,116,122.40
  4. Step 4: Simplify right side
    31,116,122.40x = 1,352,852,481,183,793.75
  5. Step 5: Solve for x
    x = 1,352,852,481,183,793.75/31,116,122.40
  6. Step 6: Final answer
    x = 43,477,540.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.