Home / 25,200,851.60-37,819,939.80-10,065,645.20

Finding the Fourth Proportional to 25,200,851.60, 37,819,939.80 and 10,065,645.20

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Solution

The fourth proportional to 25,200,851.60, 37,819,939.80 and 10,065,645.20 is: 15,105,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,200,851.60 : 37,819,939.80 = 10,065,645.20 : x
  2. Step 2: Convert to fraction form
    25,200,851.60/37,819,939.80 = 10,065,645.20/x
  3. Step 3: Cross multiply
    25,200,851.60x = 37,819,939.80 × 10,065,645.20
  4. Step 4: Simplify right side
    25,200,851.60x = 380,682,095,512,158.88
  5. Step 5: Solve for x
    x = 380,682,095,512,158.88/25,200,851.60
  6. Step 6: Final answer
    x = 15,105,921.88

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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.