Home / 16,898,750.80-25,373,009.40-13,116,504.40

Finding the Fourth Proportional to 16,898,750.80, 25,373,009.40 and 13,116,504.40

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Solution

The fourth proportional to 16,898,750.80, 25,373,009.40 and 13,116,504.40 is: 19,694,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,750.80 : 25,373,009.40 = 13,116,504.40 : x
  2. Step 2: Convert to fraction form
    16,898,750.80/25,373,009.40 = 13,116,504.40/x
  3. Step 3: Cross multiply
    16,898,750.80x = 25,373,009.40 × 13,116,504.40
  4. Step 4: Simplify right side
    16,898,750.80x = 332,805,189,436,341.38
  5. Step 5: Solve for x
    x = 332,805,189,436,341.38/16,898,750.80
  6. Step 6: Final answer
    x = 19,694,070.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.