Home / 20,264,833.08-27,965,259.90-10,972,243.32

Finding the Fourth Proportional to 20,264,833.08, 27,965,259.90 and 10,972,243.32

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Solution

The fourth proportional to 20,264,833.08, 27,965,259.90 and 10,972,243.32 is: 15,141,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264,833.08 : 27,965,259.90 = 10,972,243.32 : x
  2. Step 2: Convert to fraction form
    20,264,833.08/27,965,259.90 = 10,972,243.32/x
  3. Step 3: Cross multiply
    20,264,833.08x = 27,965,259.90 × 10,972,243.32
  4. Step 4: Simplify right side
    20,264,833.08x = 306,841,636,129,838.88
  5. Step 5: Solve for x
    x = 306,841,636,129,838.88/20,264,833.08
  6. Step 6: Final answer
    x = 15,141,582.21

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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.