Home / 30,235,448.52-45,353,959.50-8,669,179.08

Finding the Fourth Proportional to 30,235,448.52, 45,353,959.50 and 8,669,179.08

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Solution

The fourth proportional to 30,235,448.52, 45,353,959.50 and 8,669,179.08 is: 13,003,994.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235,448.52 : 45,353,959.50 = 8,669,179.08 : x
  2. Step 2: Convert to fraction form
    30,235,448.52/45,353,959.50 = 8,669,179.08/x
  3. Step 3: Cross multiply
    30,235,448.52x = 45,353,959.50 × 8,669,179.08
  4. Step 4: Simplify right side
    30,235,448.52x = 393,181,596,892,567.25
  5. Step 5: Solve for x
    x = 393,181,596,892,567.25/30,235,448.52
  6. Step 6: Final answer
    x = 13,003,994.19

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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.