Home / 8,665,143.58-11,958,271.74-4,797,664.66

Finding the Fourth Proportional to 8,665,143.58, 11,958,271.74 and 4,797,664.66

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Solution

The fourth proportional to 8,665,143.58, 11,958,271.74 and 4,797,664.66 is: 6,620,984.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,143.58 : 11,958,271.74 = 4,797,664.66 : x
  2. Step 2: Convert to fraction form
    8,665,143.58/11,958,271.74 = 4,797,664.66/x
  3. Step 3: Cross multiply
    8,665,143.58x = 11,958,271.74 × 4,797,664.66
  4. Step 4: Simplify right side
    8,665,143.58x = 57,371,777,637,895.02
  5. Step 5: Solve for x
    x = 57,371,777,637,895.02/8,665,143.58
  6. Step 6: Final answer
    x = 6,620,984.08

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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.