Home / 28,090,808.84-42,136,213.26-7,896,050.84

Finding the Fourth Proportional to 28,090,808.84, 42,136,213.26 and 7,896,050.84

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Solution

The fourth proportional to 28,090,808.84, 42,136,213.26 and 7,896,050.84 is: 11,844,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,808.84 : 42,136,213.26 = 7,896,050.84 : x
  2. Step 2: Convert to fraction form
    28,090,808.84/42,136,213.26 = 7,896,050.84/x
  3. Step 3: Cross multiply
    28,090,808.84x = 42,136,213.26 × 7,896,050.84
  4. Step 4: Simplify right side
    28,090,808.84x = 332,709,682,106,042.12
  5. Step 5: Solve for x
    x = 332,709,682,106,042.12/28,090,808.84
  6. Step 6: Final answer
    x = 11,844,076.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.