Home / 26,872,238.68-40,307,952.94-12,089,894.40

Finding the Fourth Proportional to 26,872,238.68, 40,307,952.94 and 12,089,894.40

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Solution

The fourth proportional to 26,872,238.68, 40,307,952.94 and 12,089,894.40 is: 18,134,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872,238.68 : 40,307,952.94 = 12,089,894.40 : x
  2. Step 2: Convert to fraction form
    26,872,238.68/40,307,952.94 = 12,089,894.40/x
  3. Step 3: Cross multiply
    26,872,238.68x = 40,307,952.94 × 12,089,894.40
  4. Step 4: Simplify right side
    26,872,238.68x = 487,318,894,524,769.50
  5. Step 5: Solve for x
    x = 487,318,894,524,769.50/26,872,238.68
  6. Step 6: Final answer
    x = 18,134,659.35

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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.