Home / 16,820,492.20-23,212,288.51-9,085,534.49

Finding the Fourth Proportional to 16,820,492.20, 23,212,288.51 and 9,085,534.49

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Solution

The fourth proportional to 16,820,492.20, 23,212,288.51 and 9,085,534.49 is: 12,538,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,492.20 : 23,212,288.51 = 9,085,534.49 : x
  2. Step 2: Convert to fraction form
    16,820,492.20/23,212,288.51 = 9,085,534.49/x
  3. Step 3: Cross multiply
    16,820,492.20x = 23,212,288.51 × 9,085,534.49
  4. Step 4: Simplify right side
    16,820,492.20x = 210,896,047,935,858.72
  5. Step 5: Solve for x
    x = 210,896,047,935,858.72/16,820,492.20
  6. Step 6: Final answer
    x = 12,538,042.61

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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.