Home / 7,767,876.11-10,724,262.22-6,906,051.87

Finding the Fourth Proportional to 7,767,876.11, 10,724,262.22 and 6,906,051.87

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Solution

The fourth proportional to 7,767,876.11, 10,724,262.22 and 6,906,051.87 is: 9,534,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,876.11 : 10,724,262.22 = 6,906,051.87 : x
  2. Step 2: Convert to fraction form
    7,767,876.11/10,724,262.22 = 6,906,051.87/x
  3. Step 3: Cross multiply
    7,767,876.11x = 10,724,262.22 × 6,906,051.87
  4. Step 4: Simplify right side
    7,767,876.11x = 74,062,311,088,371.39
  5. Step 5: Solve for x
    x = 74,062,311,088,371.39/7,767,876.11
  6. Step 6: Final answer
    x = 9,534,435.16

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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.