Home / 8,677,489.86-13,004,898.78-4,839,159.06

Finding the Fourth Proportional to 8,677,489.86, 13,004,898.78 and 4,839,159.06

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Solution

The fourth proportional to 8,677,489.86, 13,004,898.78 and 4,839,159.06 is: 7,252,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677,489.86 : 13,004,898.78 = 4,839,159.06 : x
  2. Step 2: Convert to fraction form
    8,677,489.86/13,004,898.78 = 4,839,159.06/x
  3. Step 3: Cross multiply
    8,677,489.86x = 13,004,898.78 × 4,839,159.06
  4. Step 4: Simplify right side
    8,677,489.86x = 62,932,773,755,619.94
  5. Step 5: Solve for x
    x = 62,932,773,755,619.94/8,677,489.86
  6. Step 6: Final answer
    x = 7,252,416.86

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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.