Home / 12,193,669.96-16,828,008.57-7,037,363.66

Finding the Fourth Proportional to 12,193,669.96, 16,828,008.57 and 7,037,363.66

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Solution

The fourth proportional to 12,193,669.96, 16,828,008.57 and 7,037,363.66 is: 9,711,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,669.96 : 16,828,008.57 = 7,037,363.66 : x
  2. Step 2: Convert to fraction form
    12,193,669.96/16,828,008.57 = 7,037,363.66/x
  3. Step 3: Cross multiply
    12,193,669.96x = 16,828,008.57 × 7,037,363.66
  4. Step 4: Simplify right side
    12,193,669.96x = 118,424,815,896,546.53
  5. Step 5: Solve for x
    x = 118,424,815,896,546.53/12,193,669.96
  6. Step 6: Final answer
    x = 9,711,991.25

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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.