Home / 13,902,409.05-20,853,613.58-13,335,538.65

Finding the Fourth Proportional to 13,902,409.05, 20,853,613.58 and 13,335,538.65

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Solution

The fourth proportional to 13,902,409.05, 20,853,613.58 and 13,335,538.65 is: 20,003,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,409.05 : 20,853,613.58 = 13,335,538.65 : x
  2. Step 2: Convert to fraction form
    13,902,409.05/20,853,613.58 = 13,335,538.65/x
  3. Step 3: Cross multiply
    13,902,409.05x = 20,853,613.58 × 13,335,538.65
  4. Step 4: Simplify right side
    13,902,409.05x = 278,094,169,821,577.16
  5. Step 5: Solve for x
    x = 278,094,169,821,577.16/13,902,409.05
  6. Step 6: Final answer
    x = 20,003,307.98

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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.