Home / 18,051,919.20-27,052,417.26-9,968,533.92

Finding the Fourth Proportional to 18,051,919.20, 27,052,417.26 and 9,968,533.92

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Solution

The fourth proportional to 18,051,919.20, 27,052,417.26 and 9,968,533.92 is: 14,938,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,919.20 : 27,052,417.26 = 9,968,533.92 : x
  2. Step 2: Convert to fraction form
    18,051,919.20/27,052,417.26 = 9,968,533.92/x
  3. Step 3: Cross multiply
    18,051,919.20x = 27,052,417.26 × 9,968,533.92
  4. Step 4: Simplify right side
    18,051,919.20x = 269,672,939,074,303.47
  5. Step 5: Solve for x
    x = 269,672,939,074,303.47/18,051,919.20
  6. Step 6: Final answer
    x = 14,938,740.65

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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.