Home / 14,617,468.08-20,171,651.40-8,422,526.52

Finding the Fourth Proportional to 14,617,468.08, 20,171,651.40 and 8,422,526.52

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Solution

The fourth proportional to 14,617,468.08, 20,171,651.40 and 8,422,526.52 is: 11,622,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617,468.08 : 20,171,651.40 = 8,422,526.52 : x
  2. Step 2: Convert to fraction form
    14,617,468.08/20,171,651.40 = 8,422,526.52/x
  3. Step 3: Cross multiply
    14,617,468.08x = 20,171,651.40 × 8,422,526.52
  4. Step 4: Simplify right side
    14,617,468.08x = 169,896,268,868,695.09
  5. Step 5: Solve for x
    x = 169,896,268,868,695.09/14,617,468.08
  6. Step 6: Final answer
    x = 11,622,824.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.