Home / 55,281,208.42-76,287,560.97-30,501,623.62

Finding the Fourth Proportional to 55,281,208.42, 76,287,560.97 and 30,501,623.62

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Solution

The fourth proportional to 55,281,208.42, 76,287,560.97 and 30,501,623.62 is: 42,091,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,281,208.42 : 76,287,560.97 = 30,501,623.62 : x
  2. Step 2: Convert to fraction form
    55,281,208.42/76,287,560.97 = 30,501,623.62/x
  3. Step 3: Cross multiply
    55,281,208.42x = 76,287,560.97 × 30,501,623.62
  4. Step 4: Simplify right side
    55,281,208.42x = 2,326,894,471,594,742
  5. Step 5: Solve for x
    x = 2,326,894,471,594,742/55,281,208.42
  6. Step 6: Final answer
    x = 42,091,961.05

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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.