Home / 31,121,844.21-46,685,008.35-11,952,601.29

Finding the Fourth Proportional to 31,121,844.21, 46,685,008.35 and 11,952,601.29

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Solution

The fourth proportional to 31,121,844.21, 46,685,008.35 and 11,952,601.29 is: 17,929,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,121,844.21 : 46,685,008.35 = 11,952,601.29 : x
  2. Step 2: Convert to fraction form
    31,121,844.21/46,685,008.35 = 11,952,601.29/x
  3. Step 3: Cross multiply
    31,121,844.21x = 46,685,008.35 × 11,952,601.29
  4. Step 4: Simplify right side
    31,121,844.21x = 558,007,291,027,870.75
  5. Step 5: Solve for x
    x = 558,007,291,027,870.75/31,121,844.21
  6. Step 6: Final answer
    x = 17,929,763.01

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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.