Home / 28,755,475.20-43,117,466.40-11,696,875.20

Finding the Fourth Proportional to 28,755,475.20, 43,117,466.40 and 11,696,875.20

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Solution

The fourth proportional to 28,755,475.20, 43,117,466.40 and 11,696,875.20 is: 17,538,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,755,475.20 : 43,117,466.40 = 11,696,875.20 : x
  2. Step 2: Convert to fraction form
    28,755,475.20/43,117,466.40 = 11,696,875.20/x
  3. Step 3: Cross multiply
    28,755,475.20x = 43,117,466.40 × 11,696,875.20
  4. Step 4: Simplify right side
    28,755,475.20x = 504,339,623,420,993.25
  5. Step 5: Solve for x
    x = 504,339,623,420,993.25/28,755,475.20
  6. Step 6: Final answer
    x = 17,538,907.63

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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.