Home / 14,861,698.56-20,488,412.16-9,967,795.20

Finding the Fourth Proportional to 14,861,698.56, 20,488,412.16 and 9,967,795.20

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Solution

The fourth proportional to 14,861,698.56, 20,488,412.16 and 9,967,795.20 is: 13,741,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861,698.56 : 20,488,412.16 = 9,967,795.20 : x
  2. Step 2: Convert to fraction form
    14,861,698.56/20,488,412.16 = 9,967,795.20/x
  3. Step 3: Cross multiply
    14,861,698.56x = 20,488,412.16 × 9,967,795.20
  4. Step 4: Simplify right side
    14,861,698.56x = 204,224,296,384,069.62
  5. Step 5: Solve for x
    x = 204,224,296,384,069.62/14,861,698.56
  6. Step 6: Final answer
    x = 13,741,652.45

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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.