Home / 16,916,774.54-23,345,090-9,181,816.84

Finding the Fourth Proportional to 16,916,774.54, 23,345,090 and 9,181,816.84

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Solution

The fourth proportional to 16,916,774.54, 23,345,090 and 9,181,816.84 is: 12,670,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,774.54 : 23,345,090 = 9,181,816.84 : x
  2. Step 2: Convert to fraction form
    16,916,774.54/23,345,090 = 9,181,816.84/x
  3. Step 3: Cross multiply
    16,916,774.54x = 23,345,090 × 9,181,816.84
  4. Step 4: Simplify right side
    16,916,774.54x = 214,350,340,493,315.59
  5. Step 5: Solve for x
    x = 214,350,340,493,315.59/16,916,774.54
  6. Step 6: Final answer
    x = 12,670,875.29

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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.