Home / 27,217,899.45-40,826,849.18-18,147,973.05

Finding the Fourth Proportional to 27,217,899.45, 40,826,849.18 and 18,147,973.05

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Solution

The fourth proportional to 27,217,899.45, 40,826,849.18 and 18,147,973.05 is: 27,221,959.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,899.45 : 40,826,849.18 = 18,147,973.05 : x
  2. Step 2: Convert to fraction form
    27,217,899.45/40,826,849.18 = 18,147,973.05/x
  3. Step 3: Cross multiply
    27,217,899.45x = 40,826,849.18 × 18,147,973.05
  4. Step 4: Simplify right side
    27,217,899.45x = 740,924,558,544,314.75
  5. Step 5: Solve for x
    x = 740,924,558,544,314.75/27,217,899.45
  6. Step 6: Final answer
    x = 27,221,959.58

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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.