Home / 29,121,620.20-43,698,176.70-12,084,015.40

Finding the Fourth Proportional to 29,121,620.20, 43,698,176.70 and 12,084,015.40

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Solution

The fourth proportional to 29,121,620.20, 43,698,176.70 and 12,084,015.40 is: 18,132,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,620.20 : 43,698,176.70 = 12,084,015.40 : x
  2. Step 2: Convert to fraction form
    29,121,620.20/43,698,176.70 = 12,084,015.40/x
  3. Step 3: Cross multiply
    29,121,620.20x = 43,698,176.70 × 12,084,015.40
  4. Step 4: Simplify right side
    29,121,620.20x = 528,049,440,194,721.25
  5. Step 5: Solve for x
    x = 528,049,440,194,721.25/29,121,620.20
  6. Step 6: Final answer
    x = 18,132,557.07

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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.