Home / 12,581,749.79-17,362,463.00-7,623,126.95

Finding the Fourth Proportional to 12,581,749.79, 17,362,463.00 and 7,623,126.95

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Solution

The fourth proportional to 12,581,749.79, 17,362,463.00 and 7,623,126.95 is: 10,519,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,749.79 : 17,362,463.00 = 7,623,126.95 : x
  2. Step 2: Convert to fraction form
    12,581,749.79/17,362,463.00 = 7,623,126.95/x
  3. Step 3: Cross multiply
    12,581,749.79x = 17,362,463.00 × 7,623,126.95
  4. Step 4: Simplify right side
    12,581,749.79x = 132,356,259,635,245.69
  5. Step 5: Solve for x
    x = 132,356,259,635,245.69/12,581,749.79
  6. Step 6: Final answer
    x = 10,519,702.09

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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.