Home / 12,035,957.70-16,605,262.73-7,908,212.01

Finding the Fourth Proportional to 12,035,957.70, 16,605,262.73 and 7,908,212.01

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Solution

The fourth proportional to 12,035,957.70, 16,605,262.73 and 7,908,212.01 is: 10,910,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035,957.70 : 16,605,262.73 = 7,908,212.01 : x
  2. Step 2: Convert to fraction form
    12,035,957.70/16,605,262.73 = 7,908,212.01/x
  3. Step 3: Cross multiply
    12,035,957.70x = 16,605,262.73 × 7,908,212.01
  4. Step 4: Simplify right side
    12,035,957.70x = 131,317,938,170,361.91
  5. Step 5: Solve for x
    x = 131,317,938,170,361.91/12,035,957.70
  6. Step 6: Final answer
    x = 10,910,468.57

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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.