Home / 10,308,958.74-14,257,190.97-9,017,557.38

Finding the Fourth Proportional to 10,308,958.74, 14,257,190.97 and 9,017,557.38

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Solution

The fourth proportional to 10,308,958.74, 14,257,190.97 and 9,017,557.38 is: 12,471,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,958.74 : 14,257,190.97 = 9,017,557.38 : x
  2. Step 2: Convert to fraction form
    10,308,958.74/14,257,190.97 = 9,017,557.38/x
  3. Step 3: Cross multiply
    10,308,958.74x = 14,257,190.97 × 9,017,557.38
  4. Step 4: Simplify right side
    10,308,958.74x = 128,565,037,649,592.88
  5. Step 5: Solve for x
    x = 128,565,037,649,592.88/10,308,958.74
  6. Step 6: Final answer
    x = 12,471,195.29

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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.