Home / 11,333,324.64-15,640,410.06-6,439,376.52

Finding the Fourth Proportional to 11,333,324.64, 15,640,410.06 and 6,439,376.52

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Solution

The fourth proportional to 11,333,324.64, 15,640,410.06 and 6,439,376.52 is: 8,886,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333,324.64 : 15,640,410.06 = 6,439,376.52 : x
  2. Step 2: Convert to fraction form
    11,333,324.64/15,640,410.06 = 6,439,376.52/x
  3. Step 3: Cross multiply
    11,333,324.64x = 15,640,410.06 × 6,439,376.52
  4. Step 4: Simplify right side
    11,333,324.64x = 100,714,489,303,535.78
  5. Step 5: Solve for x
    x = 100,714,489,303,535.78/11,333,324.64
  6. Step 6: Final answer
    x = 8,886,579.40

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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.