Home / 27,022,402.36-37,293,577.50-15,421,711.96

Finding the Fourth Proportional to 27,022,402.36, 37,293,577.50 and 15,421,711.96

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Solution

The fourth proportional to 27,022,402.36, 37,293,577.50 and 15,421,711.96 is: 21,283,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022,402.36 : 37,293,577.50 = 15,421,711.96 : x
  2. Step 2: Convert to fraction form
    27,022,402.36/37,293,577.50 = 15,421,711.96/x
  3. Step 3: Cross multiply
    27,022,402.36x = 37,293,577.50 × 15,421,711.96
  4. Step 4: Simplify right side
    27,022,402.36x = 575,130,810,162,936.88
  5. Step 5: Solve for x
    x = 575,130,810,162,936.88/27,022,402.36
  6. Step 6: Final answer
    x = 21,283,481.85

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1.5x scale

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.