Home / 55,733,368.66-76,912,999.23-30,616,536.76

Finding the Fourth Proportional to 55,733,368.66, 76,912,999.23 and 30,616,536.76

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Solution

The fourth proportional to 55,733,368.66, 76,912,999.23 and 30,616,536.76 is: 42,251,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733,368.66 : 76,912,999.23 = 30,616,536.76 : x
  2. Step 2: Convert to fraction form
    55,733,368.66/76,912,999.23 = 30,616,536.76/x
  3. Step 3: Cross multiply
    55,733,368.66x = 76,912,999.23 × 30,616,536.76
  4. Step 4: Simplify right side
    55,733,368.66x = 2,354,809,668,247,147
  5. Step 5: Solve for x
    x = 2,354,809,668,247,147/55,733,368.66
  6. Step 6: Final answer
    x = 42,251,342.86

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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.