Home / 12,697,785.06-17,522,993.43-6,896,663.64

Finding the Fourth Proportional to 12,697,785.06, 17,522,993.43 and 6,896,663.64

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Solution

The fourth proportional to 12,697,785.06, 17,522,993.43 and 6,896,663.64 is: 9,517,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697,785.06 : 17,522,993.43 = 6,896,663.64 : x
  2. Step 2: Convert to fraction form
    12,697,785.06/17,522,993.43 = 6,896,663.64/x
  3. Step 3: Cross multiply
    12,697,785.06x = 17,522,993.43 × 6,896,663.64
  4. Step 4: Simplify right side
    12,697,785.06x = 120,850,191,652,639.88
  5. Step 5: Solve for x
    x = 120,850,191,652,639.88/12,697,785.06
  6. Step 6: Final answer
    x = 9,517,423.01

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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.