Home / 7,767,877.11-10,724,263.60-6,906,052.87

Finding the Fourth Proportional to 7,767,877.11, 10,724,263.60 and 6,906,052.87

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Solution

The fourth proportional to 7,767,877.11, 10,724,263.60 and 6,906,052.87 is: 9,534,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,877.11 : 10,724,263.60 = 6,906,052.87 : x
  2. Step 2: Convert to fraction form
    7,767,877.11/10,724,263.60 = 6,906,052.87/x
  3. Step 3: Cross multiply
    7,767,877.11x = 10,724,263.60 × 6,906,052.87
  4. Step 4: Simplify right side
    7,767,877.11x = 74,062,331,413,416.53
  5. Step 5: Solve for x
    x = 74,062,331,413,416.53/7,767,877.11
  6. Step 6: Final answer
    x = 9,534,436.55

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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.