Home / 8,418,255.51-12,627,834.07-2,660,551.03

Finding the Fourth Proportional to 8,418,255.51, 12,627,834.07 and 2,660,551.03

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Solution

The fourth proportional to 8,418,255.51, 12,627,834.07 and 2,660,551.03 is: 3,990,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,255.51 : 12,627,834.07 = 2,660,551.03 : x
  2. Step 2: Convert to fraction form
    8,418,255.51/12,627,834.07 = 2,660,551.03/x
  3. Step 3: Cross multiply
    8,418,255.51x = 12,627,834.07 × 2,660,551.03
  4. Step 4: Simplify right side
    8,418,255.51x = 33,596,996,878,468.42
  5. Step 5: Solve for x
    x = 33,596,996,878,468.42/8,418,255.51
  6. Step 6: Final answer
    x = 3,990,969.01

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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.