Home / 18,979,036.43-26,191,023.03-10,277,208.59

Finding the Fourth Proportional to 18,979,036.43, 26,191,023.03 and 10,277,208.59

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Solution

The fourth proportional to 18,979,036.43, 26,191,023.03 and 10,277,208.59 is: 14,182,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,979,036.43 : 26,191,023.03 = 10,277,208.59 : x
  2. Step 2: Convert to fraction form
    18,979,036.43/26,191,023.03 = 10,277,208.59/x
  3. Step 3: Cross multiply
    18,979,036.43x = 26,191,023.03 × 10,277,208.59
  4. Step 4: Simplify right side
    18,979,036.43x = 269,170,606,733,848.75
  5. Step 5: Solve for x
    x = 269,170,606,733,848.75/18,979,036.43
  6. Step 6: Final answer
    x = 14,182,522.27

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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.