Home / 12,231,037.06-16,878,841.90-6,724,505.59

Finding the Fourth Proportional to 12,231,037.06, 16,878,841.90 and 6,724,505.59

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Solution

The fourth proportional to 12,231,037.06, 16,878,841.90 and 6,724,505.59 is: 9,279,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,037.06 : 16,878,841.90 = 6,724,505.59 : x
  2. Step 2: Convert to fraction form
    12,231,037.06/16,878,841.90 = 6,724,505.59/x
  3. Step 3: Cross multiply
    12,231,037.06x = 16,878,841.90 × 6,724,505.59
  4. Step 4: Simplify right side
    12,231,037.06x = 113,501,866,650,267.86
  5. Step 5: Solve for x
    x = 113,501,866,650,267.86/12,231,037.06
  6. Step 6: Final answer
    x = 9,279,823.63

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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.