Home / 12,697,787.56-17,522,996.88-6,896,666.12

Finding the Fourth Proportional to 12,697,787.56, 17,522,996.88 and 6,896,666.12

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Solution

The fourth proportional to 12,697,787.56, 17,522,996.88 and 6,896,666.12 is: 9,517,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697,787.56 : 17,522,996.88 = 6,896,666.12 : x
  2. Step 2: Convert to fraction form
    12,697,787.56/17,522,996.88 = 6,896,666.12/x
  3. Step 3: Cross multiply
    12,697,787.56x = 17,522,996.88 × 6,896,666.12
  4. Step 4: Simplify right side
    12,697,787.56x = 120,850,258,903,161.70
  5. Step 5: Solve for x
    x = 120,850,258,903,161.70/12,697,787.56
  6. Step 6: Final answer
    x = 9,517,426.43

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1.5x scale

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.