Home / 31,108,839.60-46,663,259.40-25,440,135.60

Finding the Fourth Proportional to 31,108,839.60, 46,663,259.40 and 25,440,135.60

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Solution

The fourth proportional to 31,108,839.60, 46,663,259.40 and 25,440,135.60 is: 38,160,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108,839.60 : 46,663,259.40 = 25,440,135.60 : x
  2. Step 2: Convert to fraction form
    31,108,839.60/46,663,259.40 = 25,440,135.60/x
  3. Step 3: Cross multiply
    31,108,839.60x = 46,663,259.40 × 25,440,135.60
  4. Step 4: Simplify right side
    31,108,839.60x = 1,187,119,646,673,974.75
  5. Step 5: Solve for x
    x = 1,187,119,646,673,974.75/31,108,839.60
  6. Step 6: Final answer
    x = 38,160,203.40

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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.