Home / 12,927,944.46-17,840,683.69-7,126,933.79

Finding the Fourth Proportional to 12,927,944.46, 17,840,683.69 and 7,126,933.79

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Solution

The fourth proportional to 12,927,944.46, 17,840,683.69 and 7,126,933.79 is: 9,835,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927,944.46 : 17,840,683.69 = 7,126,933.79 : x
  2. Step 2: Convert to fraction form
    12,927,944.46/17,840,683.69 = 7,126,933.79/x
  3. Step 3: Cross multiply
    12,927,944.46x = 17,840,683.69 × 7,126,933.79
  4. Step 4: Simplify right side
    12,927,944.46x = 127,149,371,485,038.91
  5. Step 5: Solve for x
    x = 127,149,371,485,038.91/12,927,944.46
  6. Step 6: Final answer
    x = 9,835,234.98

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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.