Home / 13,397,597.79-20,097,595.47-5,200,047.82

Finding the Fourth Proportional to 13,397,597.79, 20,097,595.47 and 5,200,047.82

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Solution

The fourth proportional to 13,397,597.79, 20,097,595.47 and 5,200,047.82 is: 7,800,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,597.79 : 20,097,595.47 = 5,200,047.82 : x
  2. Step 2: Convert to fraction form
    13,397,597.79/20,097,595.47 = 5,200,047.82/x
  3. Step 3: Cross multiply
    13,397,597.79x = 20,097,595.47 × 5,200,047.82
  4. Step 4: Simplify right side
    13,397,597.79x = 104,508,457,555,637.55
  5. Step 5: Solve for x
    x = 104,508,457,555,637.55/13,397,597.79
  6. Step 6: Final answer
    x = 7,800,537.02

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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.