Home / 81,107,508.08-111,924,081.06-46,298,814.32

Finding the Fourth Proportional to 81,107,508.08, 111,924,081.06 and 46,298,814.32

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Solution

The fourth proportional to 81,107,508.08, 111,924,081.06 and 46,298,814.32 is: 63,889,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,107,508.08 : 111,924,081.06 = 46,298,814.32 : x
  2. Step 2: Convert to fraction form
    81,107,508.08/111,924,081.06 = 46,298,814.32/x
  3. Step 3: Cross multiply
    81,107,508.08x = 111,924,081.06 × 46,298,814.32
  4. Step 4: Simplify right side
    81,107,508.08x = 5,181,952,246,933,569
  5. Step 5: Solve for x
    x = 5,181,952,246,933,569/81,107,508.08
  6. Step 6: Final answer
    x = 63,889,920.55

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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.