Home / 27,559,380.29-38,031,642.99-15,169,208.81

Finding the Fourth Proportional to 27,559,380.29, 38,031,642.99 and 15,169,208.81

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Solution

The fourth proportional to 27,559,380.29, 38,031,642.99 and 15,169,208.81 is: 20,933,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559,380.29 : 38,031,642.99 = 15,169,208.81 : x
  2. Step 2: Convert to fraction form
    27,559,380.29/38,031,642.99 = 15,169,208.81/x
  3. Step 3: Cross multiply
    27,559,380.29x = 38,031,642.99 × 15,169,208.81
  4. Step 4: Simplify right side
    27,559,380.29x = 576,909,933,902,682.75
  5. Step 5: Solve for x
    x = 576,909,933,902,682.75/27,559,380.29
  6. Step 6: Final answer
    x = 20,933,342.04

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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.