Home / 11,555,478.54-15,951,710.43-7,637,594.40

Finding the Fourth Proportional to 11,555,478.54, 15,951,710.43 and 7,637,594.40

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Solution

The fourth proportional to 11,555,478.54, 15,951,710.43 and 7,637,594.40 is: 10,543,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,478.54 : 15,951,710.43 = 7,637,594.40 : x
  2. Step 2: Convert to fraction form
    11,555,478.54/15,951,710.43 = 7,637,594.40/x
  3. Step 3: Cross multiply
    11,555,478.54x = 15,951,710.43 × 7,637,594.40
  4. Step 4: Simplify right side
    11,555,478.54x = 121,832,694,250,589.59
  5. Step 5: Solve for x
    x = 121,832,694,250,589.59/11,555,478.54
  6. Step 6: Final answer
    x = 10,543,284.19

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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.