Home / 7,875,507.15-11,813,260.73-6,741,766.35

Finding the Fourth Proportional to 7,875,507.15, 11,813,260.73 and 6,741,766.35

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Solution

The fourth proportional to 7,875,507.15, 11,813,260.73 and 6,741,766.35 is: 10,112,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,507.15 : 11,813,260.73 = 6,741,766.35 : x
  2. Step 2: Convert to fraction form
    7,875,507.15/11,813,260.73 = 6,741,766.35/x
  3. Step 3: Cross multiply
    7,875,507.15x = 11,813,260.73 × 6,741,766.35
  4. Step 4: Simplify right side
    7,875,507.15x = 79,642,243,639,581.59
  5. Step 5: Solve for x
    x = 79,642,243,639,581.59/7,875,507.15
  6. Step 6: Final answer
    x = 10,112,649.53

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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.