Home / 15,184,505.57-20,935,609.80-12,673,485.11

Finding the Fourth Proportional to 15,184,505.57, 20,935,609.80 and 12,673,485.11

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Solution

The fourth proportional to 15,184,505.57, 20,935,609.80 and 12,673,485.11 is: 17,473,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,184,505.57 : 20,935,609.80 = 12,673,485.11 : x
  2. Step 2: Convert to fraction form
    15,184,505.57/20,935,609.80 = 12,673,485.11/x
  3. Step 3: Cross multiply
    15,184,505.57x = 20,935,609.80 × 12,673,485.11
  4. Step 4: Simplify right side
    15,184,505.57x = 265,327,138,964,392.06
  5. Step 5: Solve for x
    x = 265,327,138,964,392.06/15,184,505.57
  6. Step 6: Final answer
    x = 17,473,544.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.