Home / 27,748,378.27-41,636,919.12-20,134,794.01

Finding the Fourth Proportional to 27,748,378.27, 41,636,919.12 and 20,134,794.01

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Solution

The fourth proportional to 27,748,378.27, 41,636,919.12 and 20,134,794.01 is: 30,212,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,748,378.27 : 41,636,919.12 = 20,134,794.01 : x
  2. Step 2: Convert to fraction form
    27,748,378.27/41,636,919.12 = 20,134,794.01/x
  3. Step 3: Cross multiply
    27,748,378.27x = 41,636,919.12 × 20,134,794.01
  4. Step 4: Simplify right side
    27,748,378.27x = 838,350,789,484,045.75
  5. Step 5: Solve for x
    x = 838,350,789,484,045.75/27,748,378.27
  6. Step 6: Final answer
    x = 30,212,604.91

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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.