Home / 27,129,709.60-40,694,564.40-25,051,184.80

Finding the Fourth Proportional to 27,129,709.60, 40,694,564.40 and 25,051,184.80

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Solution

The fourth proportional to 27,129,709.60, 40,694,564.40 and 25,051,184.80 is: 37,576,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,709.60 : 40,694,564.40 = 25,051,184.80 : x
  2. Step 2: Convert to fraction form
    27,129,709.60/40,694,564.40 = 25,051,184.80/x
  3. Step 3: Cross multiply
    27,129,709.60x = 40,694,564.40 × 25,051,184.80
  4. Step 4: Simplify right side
    27,129,709.60x = 1,019,447,053,139,901.12
  5. Step 5: Solve for x
    x = 1,019,447,053,139,901.12/27,129,709.60
  6. Step 6: Final answer
    x = 37,576,777.20

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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.