Home / 12,995,051.60-17,933,382.60-7,114,586.96

Finding the Fourth Proportional to 12,995,051.60, 17,933,382.60 and 7,114,586.96

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Solution

The fourth proportional to 12,995,051.60, 17,933,382.60 and 7,114,586.96 is: 9,818,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,051.60 : 17,933,382.60 = 7,114,586.96 : x
  2. Step 2: Convert to fraction form
    12,995,051.60/17,933,382.60 = 7,114,586.96/x
  3. Step 3: Cross multiply
    12,995,051.60x = 17,933,382.60 × 7,114,586.96
  4. Step 4: Simplify right side
    12,995,051.60x = 127,588,609,994,650.91
  5. Step 5: Solve for x
    x = 127,588,609,994,650.91/12,995,051.60
  6. Step 6: Final answer
    x = 9,818,245.74

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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.