Home / 25,079,995.20-37,619,992.80-15,464,193.60

Finding the Fourth Proportional to 25,079,995.20, 37,619,992.80 and 15,464,193.60

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Solution

The fourth proportional to 25,079,995.20, 37,619,992.80 and 15,464,193.60 is: 23,196,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079,995.20 : 37,619,992.80 = 15,464,193.60 : x
  2. Step 2: Convert to fraction form
    25,079,995.20/37,619,992.80 = 15,464,193.60/x
  3. Step 3: Cross multiply
    25,079,995.20x = 37,619,992.80 × 15,464,193.60
  4. Step 4: Simplify right side
    25,079,995.20x = 581,762,851,889,806
  5. Step 5: Solve for x
    x = 581,762,851,889,806/25,079,995.20
  6. Step 6: Final answer
    x = 23,196,290.40

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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.