Home / 9,266,923.72-12,774,178.87-6,505,865.38

Finding the Fourth Proportional to 9,266,923.72, 12,774,178.87 and 6,505,865.38

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Solution

The fourth proportional to 9,266,923.72, 12,774,178.87 and 6,505,865.38 is: 8,968,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266,923.72 : 12,774,178.87 = 6,505,865.38 : x
  2. Step 2: Convert to fraction form
    9,266,923.72/12,774,178.87 = 6,505,865.38/x
  3. Step 3: Cross multiply
    9,266,923.72x = 12,774,178.87 × 6,505,865.38
  4. Step 4: Simplify right side
    9,266,923.72x = 83,107,088,068,260.52
  5. Step 5: Solve for x
    x = 83,107,088,068,260.52/9,266,923.72
  6. Step 6: Final answer
    x = 8,968,142.03

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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.