Home / 30,257,434.38-41,749,548.75-18,035,428.62

Finding the Fourth Proportional to 30,257,434.38, 41,749,548.75 and 18,035,428.62

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Solution

The fourth proportional to 30,257,434.38, 41,749,548.75 and 18,035,428.62 is: 24,885,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,434.38 : 41,749,548.75 = 18,035,428.62 : x
  2. Step 2: Convert to fraction form
    30,257,434.38/41,749,548.75 = 18,035,428.62/x
  3. Step 3: Cross multiply
    30,257,434.38x = 41,749,548.75 × 18,035,428.62
  4. Step 4: Simplify right side
    30,257,434.38x = 752,971,006,397,835.25
  5. Step 5: Solve for x
    x = 752,971,006,397,835.25/30,257,434.38
  6. Step 6: Final answer
    x = 24,885,487.54

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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.