Home / 11,991,374.08-16,553,500.36-7,646,300.80

Finding the Fourth Proportional to 11,991,374.08, 16,553,500.36 and 7,646,300.80

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Solution

The fourth proportional to 11,991,374.08, 16,553,500.36 and 7,646,300.80 is: 10,555,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,991,374.08 : 16,553,500.36 = 7,646,300.80 : x
  2. Step 2: Convert to fraction form
    11,991,374.08/16,553,500.36 = 7,646,300.80/x
  3. Step 3: Cross multiply
    11,991,374.08x = 16,553,500.36 × 7,646,300.80
  4. Step 4: Simplify right side
    11,991,374.08x = 126,573,043,045,468.28
  5. Step 5: Solve for x
    x = 126,573,043,045,468.28/11,991,374.08
  6. Step 6: Final answer
    x = 10,555,341.05

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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.