Home / 30,235,443.52-45,353,952-8,669,174.08

Finding the Fourth Proportional to 30,235,443.52, 45,353,952 and 8,669,174.08

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Solution

The fourth proportional to 30,235,443.52, 45,353,952 and 8,669,174.08 is: 13,003,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235,443.52 : 45,353,952 = 8,669,174.08 : x
  2. Step 2: Convert to fraction form
    30,235,443.52/45,353,952 = 8,669,174.08/x
  3. Step 3: Cross multiply
    30,235,443.52x = 45,353,952 × 8,669,174.08
  4. Step 4: Simplify right side
    30,235,443.52x = 393,181,305,103,964.19
  5. Step 5: Solve for x
    x = 393,181,305,103,964.19/30,235,443.52
  6. Step 6: Final answer
    x = 13,003,986.69

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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.