Home / 15,405,784.40-23,090,014.20-6,877,067.60

Finding the Fourth Proportional to 15,405,784.40, 23,090,014.20 and 6,877,067.60

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Solution

The fourth proportional to 15,405,784.40, 23,090,014.20 and 6,877,067.60 is: 10,307,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,405,784.40 : 23,090,014.20 = 6,877,067.60 : x
  2. Step 2: Convert to fraction form
    15,405,784.40/23,090,014.20 = 6,877,067.60/x
  3. Step 3: Cross multiply
    15,405,784.40x = 23,090,014.20 × 6,877,067.60
  4. Step 4: Simplify right side
    15,405,784.40x = 158,791,588,538,359.91
  5. Step 5: Solve for x
    x = 158,791,588,538,359.91/15,405,784.40
  6. Step 6: Final answer
    x = 10,307,270.59

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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.