Home / 21,559,592.96-29,752,689.59-11,770,449.74

Finding the Fourth Proportional to 21,559,592.96, 29,752,689.59 and 11,770,449.74

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Solution

The fourth proportional to 21,559,592.96, 29,752,689.59 and 11,770,449.74 is: 16,243,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,592.96 : 29,752,689.59 = 11,770,449.74 : x
  2. Step 2: Convert to fraction form
    21,559,592.96/29,752,689.59 = 11,770,449.74/x
  3. Step 3: Cross multiply
    21,559,592.96x = 29,752,689.59 × 11,770,449.74
  4. Step 4: Simplify right side
    21,559,592.96x = 350,202,537,241,300.50
  5. Step 5: Solve for x
    x = 350,202,537,241,300.50/21,559,592.96
  6. Step 6: Final answer
    x = 16,243,467.03

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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.