Home / 15,947,365.92-22,009,463.64-8,979,401.34

Finding the Fourth Proportional to 15,947,365.92, 22,009,463.64 and 8,979,401.34

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Solution

The fourth proportional to 15,947,365.92, 22,009,463.64 and 8,979,401.34 is: 12,392,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,365.92 : 22,009,463.64 = 8,979,401.34 : x
  2. Step 2: Convert to fraction form
    15,947,365.92/22,009,463.64 = 8,979,401.34/x
  3. Step 3: Cross multiply
    15,947,365.92x = 22,009,463.64 × 8,979,401.34
  4. Step 4: Simplify right side
    15,947,365.92x = 197,631,807,301,697.28
  5. Step 5: Solve for x
    x = 197,631,807,301,697.28/15,947,365.92
  6. Step 6: Final answer
    x = 12,392,755.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.