Home / 11,011,518.90-16,484,619.15-8,184,165.30

Finding the Fourth Proportional to 11,011,518.90, 16,484,619.15 and 8,184,165.30

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Solution

The fourth proportional to 11,011,518.90, 16,484,619.15 and 8,184,165.30 is: 12,251,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011,518.90 : 16,484,619.15 = 8,184,165.30 : x
  2. Step 2: Convert to fraction form
    11,011,518.90/16,484,619.15 = 8,184,165.30/x
  3. Step 3: Cross multiply
    11,011,518.90x = 16,484,619.15 × 8,184,165.30
  4. Step 4: Simplify right side
    11,011,518.90x = 134,912,848,031,145.50
  5. Step 5: Solve for x
    x = 134,912,848,031,145.50/11,011,518.90
  6. Step 6: Final answer
    x = 12,251,974.43

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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.