Home / 26,377,489.61-39,514,730.55-18,178,667.18

Finding the Fourth Proportional to 26,377,489.61, 39,514,730.55 and 18,178,667.18

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Solution

The fourth proportional to 26,377,489.61, 39,514,730.55 and 18,178,667.18 is: 27,232,505.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377,489.61 : 39,514,730.55 = 18,178,667.18 : x
  2. Step 2: Convert to fraction form
    26,377,489.61/39,514,730.55 = 18,178,667.18/x
  3. Step 3: Cross multiply
    26,377,489.61x = 39,514,730.55 × 18,178,667.18
  4. Step 4: Simplify right side
    26,377,489.61x = 718,325,135,178,254.62
  5. Step 5: Solve for x
    x = 718,325,135,178,254.62/26,377,489.61
  6. Step 6: Final answer
    x = 27,232,505.67

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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.