Home / 8,606,318.84-11,876,981.30-4,738,978.40

Finding the Fourth Proportional to 8,606,318.84, 11,876,981.30 and 4,738,978.40

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Solution

The fourth proportional to 8,606,318.84, 11,876,981.30 and 4,738,978.40 is: 6,539,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,318.84 : 11,876,981.30 = 4,738,978.40 : x
  2. Step 2: Convert to fraction form
    8,606,318.84/11,876,981.30 = 4,738,978.40/x
  3. Step 3: Cross multiply
    8,606,318.84x = 11,876,981.30 × 4,738,978.40
  4. Step 4: Simplify right side
    8,606,318.84x = 56,284,757,814,209.03
  5. Step 5: Solve for x
    x = 56,284,757,814,209.03/8,606,318.84
  6. Step 6: Final answer
    x = 6,539,934.07

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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.