Home / 10,743,618.60-16,115,427.90-10,631,644.20

Finding the Fourth Proportional to 10,743,618.60, 16,115,427.90 and 10,631,644.20

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Solution

The fourth proportional to 10,743,618.60, 16,115,427.90 and 10,631,644.20 is: 15,947,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743,618.60 : 16,115,427.90 = 10,631,644.20 : x
  2. Step 2: Convert to fraction form
    10,743,618.60/16,115,427.90 = 10,631,644.20/x
  3. Step 3: Cross multiply
    10,743,618.60x = 16,115,427.90 × 10,631,644.20
  4. Step 4: Simplify right side
    10,743,618.60x = 171,333,495,563,553.19
  5. Step 5: Solve for x
    x = 171,333,495,563,553.19/10,743,618.60
  6. Step 6: Final answer
    x = 15,947,466.30

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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.