Home / 31,108,911.60-46,663,367.40-25,440,207.60

Finding the Fourth Proportional to 31,108,911.60, 46,663,367.40 and 25,440,207.60

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Solution

The fourth proportional to 31,108,911.60, 46,663,367.40 and 25,440,207.60 is: 38,160,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108,911.60 : 46,663,367.40 = 25,440,207.60 : x
  2. Step 2: Convert to fraction form
    31,108,911.60/46,663,367.40 = 25,440,207.60/x
  3. Step 3: Cross multiply
    31,108,911.60x = 46,663,367.40 × 25,440,207.60
  4. Step 4: Simplify right side
    31,108,911.60x = 1,187,125,753,971,072.25
  5. Step 5: Solve for x
    x = 1,187,125,753,971,072.25/31,108,911.60
  6. Step 6: Final answer
    x = 38,160,311.40

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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.