Home / 9,210,338.04-12,700,650.24-6,422,703.12

Finding the Fourth Proportional to 9,210,338.04, 12,700,650.24 and 6,422,703.12

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Solution

The fourth proportional to 9,210,338.04, 12,700,650.24 and 6,422,703.12 is: 8,856,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210,338.04 : 12,700,650.24 = 6,422,703.12 : x
  2. Step 2: Convert to fraction form
    9,210,338.04/12,700,650.24 = 6,422,703.12/x
  3. Step 3: Cross multiply
    9,210,338.04x = 12,700,650.24 × 6,422,703.12
  4. Step 4: Simplify right side
    9,210,338.04x = 81,572,505,922,476.75
  5. Step 5: Solve for x
    x = 81,572,505,922,476.75/9,210,338.04
  6. Step 6: Final answer
    x = 8,856,624.54

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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.