Home / 12,724,110.08-17,559,757.44-7,292,652.80

Finding the Fourth Proportional to 12,724,110.08, 17,559,757.44 and 7,292,652.80

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Solution

The fourth proportional to 12,724,110.08, 17,559,757.44 and 7,292,652.80 is: 10,064,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724,110.08 : 17,559,757.44 = 7,292,652.80 : x
  2. Step 2: Convert to fraction form
    12,724,110.08/17,559,757.44 = 7,292,652.80/x
  3. Step 3: Cross multiply
    12,724,110.08x = 17,559,757.44 × 7,292,652.80
  4. Step 4: Simplify right side
    12,724,110.08x = 128,057,214,262,136.84
  5. Step 5: Solve for x
    x = 128,057,214,262,136.84/12,724,110.08
  6. Step 6: Final answer
    x = 10,064,139.14

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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.