Home / 5,642,754-8,455,834.44-3,334,871.76

Finding the Fourth Proportional to 5,642,754, 8,455,834.44 and 3,334,871.76

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Solution

The fourth proportional to 5,642,754, 8,455,834.44 and 3,334,871.76 is: 4,997,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,754 : 8,455,834.44 = 3,334,871.76 : x
  2. Step 2: Convert to fraction form
    5,642,754/8,455,834.44 = 3,334,871.76/x
  3. Step 3: Cross multiply
    5,642,754x = 8,455,834.44 × 3,334,871.76
  4. Step 4: Simplify right side
    5,642,754x = 28,199,123,481,191.41
  5. Step 5: Solve for x
    x = 28,199,123,481,191.41/5,642,754
  6. Step 6: Final answer
    x = 4,997,404.37

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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.