Home / 12,191,138.06-16,823,933.30-6,684,498.96

Finding the Fourth Proportional to 12,191,138.06, 16,823,933.30 and 6,684,498.96

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Solution

The fourth proportional to 12,191,138.06, 16,823,933.30 and 6,684,498.96 is: 9,224,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191,138.06 : 16,823,933.30 = 6,684,498.96 : x
  2. Step 2: Convert to fraction form
    12,191,138.06/16,823,933.30 = 6,684,498.96/x
  3. Step 3: Cross multiply
    12,191,138.06x = 16,823,933.30 × 6,684,498.96
  4. Step 4: Simplify right side
    12,191,138.06x = 112,459,564,657,615.19
  5. Step 5: Solve for x
    x = 112,459,564,657,615.19/12,191,138.06
  6. Step 6: Final answer
    x = 9,224,697.82

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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.