Home / 30,885,258.20-46,328,244.06-9,320,046.76

Finding the Fourth Proportional to 30,885,258.20, 46,328,244.06 and 9,320,046.76

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Solution

The fourth proportional to 30,885,258.20, 46,328,244.06 and 9,320,046.76 is: 13,980,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,258.20 : 46,328,244.06 = 9,320,046.76 : x
  2. Step 2: Convert to fraction form
    30,885,258.20/46,328,244.06 = 9,320,046.76/x
  3. Step 3: Cross multiply
    30,885,258.20x = 46,328,244.06 × 9,320,046.76
  4. Step 4: Simplify right side
    30,885,258.20x = 431,781,400,947,892.25
  5. Step 5: Solve for x
    x = 431,781,400,947,892.25/30,885,258.20
  6. Step 6: Final answer
    x = 13,980,177.80

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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.