Home / 16,813,009-23,201,978.34-9,569,665

Finding the Fourth Proportional to 16,813,009, 23,201,978.34 and 9,569,665

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Solution

The fourth proportional to 16,813,009, 23,201,978.34 and 9,569,665 is: 13,206,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813,009 : 23,201,978.34 = 9,569,665 : x
  2. Step 2: Convert to fraction form
    16,813,009/23,201,978.34 = 9,569,665/x
  3. Step 3: Cross multiply
    16,813,009x = 23,201,978.34 × 9,569,665
  4. Step 4: Simplify right side
    16,813,009x = 222,035,160,051,056.09
  5. Step 5: Solve for x
    x = 222,035,160,051,056.09/16,813,009
  6. Step 6: Final answer
    x = 13,206,152.45

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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.