Home / 10,658,575.20-15,964,243.20-8,769,007.20

Finding the Fourth Proportional to 10,658,575.20, 15,964,243.20 and 8,769,007.20

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Solution

The fourth proportional to 10,658,575.20, 15,964,243.20 and 8,769,007.20 is: 13,134,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,575.20 : 15,964,243.20 = 8,769,007.20 : x
  2. Step 2: Convert to fraction form
    10,658,575.20/15,964,243.20 = 8,769,007.20/x
  3. Step 3: Cross multiply
    10,658,575.20x = 15,964,243.20 × 8,769,007.20
  4. Step 4: Simplify right side
    10,658,575.20x = 139,990,563,563,351.02
  5. Step 5: Solve for x
    x = 139,990,563,563,351.02/10,658,575.20
  6. Step 6: Final answer
    x = 13,134,078.52

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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.