Home / 15,588,809.84-21,513,010.64-8,524,818.34

Finding the Fourth Proportional to 15,588,809.84, 21,513,010.64 and 8,524,818.34

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Solution

The fourth proportional to 15,588,809.84, 21,513,010.64 and 8,524,818.34 is: 11,764,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588,809.84 : 21,513,010.64 = 8,524,818.34 : x
  2. Step 2: Convert to fraction form
    15,588,809.84/21,513,010.64 = 8,524,818.34/x
  3. Step 3: Cross multiply
    15,588,809.84x = 21,513,010.64 × 8,524,818.34
  4. Step 4: Simplify right side
    15,588,809.84x = 183,394,507,556,080.53
  5. Step 5: Solve for x
    x = 183,394,507,556,080.53/15,588,809.84
  6. Step 6: Final answer
    x = 11,764,497.06

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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.