Home / 25,871,340-38,833,926.60-19,055,609.28

Finding the Fourth Proportional to 25,871,340, 38,833,926.60 and 19,055,609.28

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Solution

The fourth proportional to 25,871,340, 38,833,926.60 and 19,055,609.28 is: 28,603,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871,340 : 38,833,926.60 = 19,055,609.28 : x
  2. Step 2: Convert to fraction form
    25,871,340/38,833,926.60 = 19,055,609.28/x
  3. Step 3: Cross multiply
    25,871,340x = 38,833,926.60 × 19,055,609.28
  4. Step 4: Simplify right side
    25,871,340x = 740,004,132,097,798.88
  5. Step 5: Solve for x
    x = 740,004,132,097,798.88/25,871,340
  6. Step 6: Final answer
    x = 28,603,239.42

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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.