Home / 13,169,649.84-19,761,286.16-9,556,171.35

Finding the Fourth Proportional to 13,169,649.84, 19,761,286.16 and 9,556,171.35

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Solution

The fourth proportional to 13,169,649.84, 19,761,286.16 and 9,556,171.35 is: 14,339,199.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169,649.84 : 19,761,286.16 = 9,556,171.35 : x
  2. Step 2: Convert to fraction form
    13,169,649.84/19,761,286.16 = 9,556,171.35/x
  3. Step 3: Cross multiply
    13,169,649.84x = 19,761,286.16 × 9,556,171.35
  4. Step 4: Simplify right side
    13,169,649.84x = 188,842,236,641,343.50
  5. Step 5: Solve for x
    x = 188,842,236,641,343.50/13,169,649.84
  6. Step 6: Final answer
    x = 14,339,199.52

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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.