Home / 55,184,758.99-76,157,316.80-30,738,483.79

Finding the Fourth Proportional to 55,184,758.99, 76,157,316.80 and 30,738,483.79

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Solution

The fourth proportional to 55,184,758.99, 76,157,316.80 and 30,738,483.79 is: 42,420,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,184,758.99 : 76,157,316.80 = 30,738,483.79 : x
  2. Step 2: Convert to fraction form
    55,184,758.99/76,157,316.80 = 30,738,483.79/x
  3. Step 3: Cross multiply
    55,184,758.99x = 76,157,316.80 × 30,738,483.79
  4. Step 4: Simplify right side
    55,184,758.99x = 2,340,960,447,793,002
  5. Step 5: Solve for x
    x = 2,340,960,447,793,002/55,184,758.99
  6. Step 6: Final answer
    x = 42,420,416.26

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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.