Home / 6,216,678.11-8,579,280.54-3,463,363.98

Finding the Fourth Proportional to 6,216,678.11, 8,579,280.54 and 3,463,363.98

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Solution

The fourth proportional to 6,216,678.11, 8,579,280.54 and 3,463,363.98 is: 4,779,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216,678.11 : 8,579,280.54 = 3,463,363.98 : x
  2. Step 2: Convert to fraction form
    6,216,678.11/8,579,280.54 = 3,463,363.98/x
  3. Step 3: Cross multiply
    6,216,678.11x = 8,579,280.54 × 3,463,363.98
  4. Step 4: Simplify right side
    6,216,678.11x = 29,713,171,209,538.56
  5. Step 5: Solve for x
    x = 29,713,171,209,538.56/6,216,678.11
  6. Step 6: Final answer
    x = 4,779,589.79

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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.