Home / 12,151,505.16-16,769,081.42-6,924,363.74

Finding the Fourth Proportional to 12,151,505.16, 16,769,081.42 and 6,924,363.74

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Solution

The fourth proportional to 12,151,505.16, 16,769,081.42 and 6,924,363.74 is: 9,555,624.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,505.16 : 16,769,081.42 = 6,924,363.74 : x
  2. Step 2: Convert to fraction form
    12,151,505.16/16,769,081.42 = 6,924,363.74/x
  3. Step 3: Cross multiply
    12,151,505.16x = 16,769,081.42 × 6,924,363.74
  4. Step 4: Simplify right side
    12,151,505.16x = 116,115,219,337,755.72
  5. Step 5: Solve for x
    x = 116,115,219,337,755.72/12,151,505.16
  6. Step 6: Final answer
    x = 9,555,624.41

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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.