Home / 7,650,071.82-10,557,331.32-4,212,435.84

Finding the Fourth Proportional to 7,650,071.82, 10,557,331.32 and 4,212,435.84

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Solution

The fourth proportional to 7,650,071.82, 10,557,331.32 and 4,212,435.84 is: 5,813,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,071.82 : 10,557,331.32 = 4,212,435.84 : x
  2. Step 2: Convert to fraction form
    7,650,071.82/10,557,331.32 = 4,212,435.84/x
  3. Step 3: Cross multiply
    7,650,071.82x = 10,557,331.32 × 4,212,435.84
  4. Step 4: Simplify right side
    7,650,071.82x = 44,472,080,827,122.51
  5. Step 5: Solve for x
    x = 44,472,080,827,122.51/7,650,071.82
  6. Step 6: Final answer
    x = 5,813,289.32

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Double scale
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1.5x scale

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.