Home / 16,392,784.96-22,601,015.13-13,441,729.24

Finding the Fourth Proportional to 16,392,784.96, 22,601,015.13 and 13,441,729.24

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Solution

The fourth proportional to 16,392,784.96, 22,601,015.13 and 13,441,729.24 is: 18,532,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,392,784.96 : 22,601,015.13 = 13,441,729.24 : x
  2. Step 2: Convert to fraction form
    16,392,784.96/22,601,015.13 = 13,441,729.24/x
  3. Step 3: Cross multiply
    16,392,784.96x = 22,601,015.13 × 13,441,729.24
  4. Step 4: Simplify right side
    16,392,784.96x = 303,796,725,926,603.38
  5. Step 5: Solve for x
    x = 303,796,725,926,603.38/16,392,784.96
  6. Step 6: Final answer
    x = 18,532,343.75

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Double scale
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1.5x scale

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.