Home / 11,947,977.36-17,916,367.32-4,369,643.28

Finding the Fourth Proportional to 11,947,977.36, 17,916,367.32 and 4,369,643.28

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Solution

The fourth proportional to 11,947,977.36, 17,916,367.32 and 4,369,643.28 is: 6,552,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947,977.36 : 17,916,367.32 = 4,369,643.28 : x
  2. Step 2: Convert to fraction form
    11,947,977.36/17,916,367.32 = 4,369,643.28/x
  3. Step 3: Cross multiply
    11,947,977.36x = 17,916,367.32 × 4,369,643.28
  4. Step 4: Simplify right side
    11,947,977.36x = 78,288,134,061,849.61
  5. Step 5: Solve for x
    x = 78,288,134,061,849.61/11,947,977.36
  6. Step 6: Final answer
    x = 6,552,417.34

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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.