Home / 16,886,173.07-23,254,588.61-15,833,953.38

Finding the Fourth Proportional to 16,886,173.07, 23,254,588.61 and 15,833,953.38

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Solution

The fourth proportional to 16,886,173.07, 23,254,588.61 and 15,833,953.38 is: 21,805,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886,173.07 : 23,254,588.61 = 15,833,953.38 : x
  2. Step 2: Convert to fraction form
    16,886,173.07/23,254,588.61 = 15,833,953.38/x
  3. Step 3: Cross multiply
    16,886,173.07x = 23,254,588.61 × 15,833,953.38
  4. Step 4: Simplify right side
    16,886,173.07x = 368,212,071,842,649.25
  5. Step 5: Solve for x
    x = 368,212,071,842,649.25/16,886,173.07
  6. Step 6: Final answer
    x = 21,805,537.02

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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.