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Finding the Fourth Proportional to 9,266,797.06, 12,774,005.06 and 6,505,738.72

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Solution

The fourth proportional to 9,266,797.06, 12,774,005.06 and 6,505,738.72 is: 8,967,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266,797.06 : 12,774,005.06 = 6,505,738.72 : x
  2. Step 2: Convert to fraction form
    9,266,797.06/12,774,005.06 = 6,505,738.72/x
  3. Step 3: Cross multiply
    9,266,797.06x = 12,774,005.06 × 6,505,738.72
  4. Step 4: Simplify right side
    9,266,797.06x = 83,104,339,328,317.92
  5. Step 5: Solve for x
    x = 83,104,339,328,317.92/9,266,797.06
  6. Step 6: Final answer
    x = 8,967,967.98

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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.