Home / 14,642,896.50-20,208,169.89-8,116,801.02

Finding the Fourth Proportional to 14,642,896.50, 20,208,169.89 and 8,116,801.02

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Solution

The fourth proportional to 14,642,896.50, 20,208,169.89 and 8,116,801.02 is: 11,201,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642,896.50 : 20,208,169.89 = 8,116,801.02 : x
  2. Step 2: Convert to fraction form
    14,642,896.50/20,208,169.89 = 8,116,801.02/x
  3. Step 3: Cross multiply
    14,642,896.50x = 20,208,169.89 × 8,116,801.02
  4. Step 4: Simplify right side
    14,642,896.50x = 164,025,693,975,485.28
  5. Step 5: Solve for x
    x = 164,025,693,975,485.28/14,642,896.50
  6. Step 6: Final answer
    x = 11,201,724.60

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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.