Home / 10,307,112.30-15,456,731.85-3,116,256.30

Finding the Fourth Proportional to 10,307,112.30, 15,456,731.85 and 3,116,256.30

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Solution

The fourth proportional to 10,307,112.30, 15,456,731.85 and 3,116,256.30 is: 4,673,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,112.30 : 15,456,731.85 = 3,116,256.30 : x
  2. Step 2: Convert to fraction form
    10,307,112.30/15,456,731.85 = 3,116,256.30/x
  3. Step 3: Cross multiply
    10,307,112.30x = 15,456,731.85 × 3,116,256.30
  4. Step 4: Simplify right side
    10,307,112.30x = 48,167,138,004,973.15
  5. Step 5: Solve for x
    x = 48,167,138,004,973.15/10,307,112.30
  6. Step 6: Final answer
    x = 4,673,194.26

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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.