Home / 55,184,758.49-76,157,316.11-30,738,483.29

Finding the Fourth Proportional to 55,184,758.49, 76,157,316.11 and 30,738,483.29

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Solution

The fourth proportional to 55,184,758.49, 76,157,316.11 and 30,738,483.29 is: 42,420,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,184,758.49 : 76,157,316.11 = 30,738,483.29 : x
  2. Step 2: Convert to fraction form
    55,184,758.49/76,157,316.11 = 30,738,483.29/x
  3. Step 3: Cross multiply
    55,184,758.49x = 76,157,316.11 × 30,738,483.29
  4. Step 4: Simplify right side
    55,184,758.49x = 2,340,960,388,504,790.50
  5. Step 5: Solve for x
    x = 2,340,960,388,504,790.50/55,184,758.49
  6. Step 6: Final answer
    x = 42,420,415.57

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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.