Home / 6,143,374.14-8,479,542.56-3,565,885.29

Finding the Fourth Proportional to 6,143,374.14, 8,479,542.56 and 3,565,885.29

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Solution

The fourth proportional to 6,143,374.14, 8,479,542.56 and 3,565,885.29 is: 4,921,900.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,374.14 : 8,479,542.56 = 3,565,885.29 : x
  2. Step 2: Convert to fraction form
    6,143,374.14/8,479,542.56 = 3,565,885.29/x
  3. Step 3: Cross multiply
    6,143,374.14x = 8,479,542.56 × 3,565,885.29
  4. Step 4: Simplify right side
    6,143,374.14x = 30,237,076,062,803.52
  5. Step 5: Solve for x
    x = 30,237,076,062,803.52/6,143,374.14
  6. Step 6: Final answer
    x = 4,921,900.47

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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.