Home / 8,078,633.90-11,148,125.06-4,407,331.58

Finding the Fourth Proportional to 8,078,633.90, 11,148,125.06 and 4,407,331.58

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Solution

The fourth proportional to 8,078,633.90, 11,148,125.06 and 4,407,331.58 is: 6,081,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,633.90 : 11,148,125.06 = 4,407,331.58 : x
  2. Step 2: Convert to fraction form
    8,078,633.90/11,148,125.06 = 4,407,331.58/x
  3. Step 3: Cross multiply
    8,078,633.90x = 11,148,125.06 × 4,407,331.58
  4. Step 4: Simplify right side
    8,078,633.90x = 49,133,483,590,005.10
  5. Step 5: Solve for x
    x = 49,133,483,590,005.10/8,078,633.90
  6. Step 6: Final answer
    x = 6,081,904.96

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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.