Home / 28,819,847.08-43,235,009.70-13,673,637.64

Finding the Fourth Proportional to 28,819,847.08, 43,235,009.70 and 13,673,637.64

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Solution

The fourth proportional to 28,819,847.08, 43,235,009.70 and 13,673,637.64 is: 20,512,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,819,847.08 : 43,235,009.70 = 13,673,637.64 : x
  2. Step 2: Convert to fraction form
    28,819,847.08/43,235,009.70 = 13,673,637.64/x
  3. Step 3: Cross multiply
    28,819,847.08x = 43,235,009.70 × 13,673,637.64
  4. Step 4: Simplify right side
    28,819,847.08x = 591,179,855,999,685.12
  5. Step 5: Solve for x
    x = 591,179,855,999,685.12/28,819,847.08
  6. Step 6: Final answer
    x = 20,512,942.15

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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.