Home / 14,923,940.64-20,593,206.96-9,415,237.92

Finding the Fourth Proportional to 14,923,940.64, 20,593,206.96 and 9,415,237.92

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Solution

The fourth proportional to 14,923,940.64, 20,593,206.96 and 9,415,237.92 is: 12,991,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,923,940.64 : 20,593,206.96 = 9,415,237.92 : x
  2. Step 2: Convert to fraction form
    14,923,940.64/20,593,206.96 = 9,415,237.92/x
  3. Step 3: Cross multiply
    14,923,940.64x = 20,593,206.96 × 9,415,237.92
  4. Step 4: Simplify right side
    14,923,940.64x = 193,889,943,064,199.94
  5. Step 5: Solve for x
    x = 193,889,943,064,199.94/14,923,940.64
  6. Step 6: Final answer
    x = 12,991,873.11

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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.