Home / 30,235,447.52-45,353,958-8,669,178.08

Finding the Fourth Proportional to 30,235,447.52, 45,353,958 and 8,669,178.08

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Solution

The fourth proportional to 30,235,447.52, 45,353,958 and 8,669,178.08 is: 13,003,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235,447.52 : 45,353,958 = 8,669,178.08 : x
  2. Step 2: Convert to fraction form
    30,235,447.52/45,353,958 = 8,669,178.08/x
  3. Step 3: Cross multiply
    30,235,447.52x = 45,353,958 × 8,669,178.08
  4. Step 4: Simplify right side
    30,235,447.52x = 393,181,538,534,840.62
  5. Step 5: Solve for x
    x = 393,181,538,534,840.62/30,235,447.52
  6. Step 6: Final answer
    x = 13,003,992.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.