Home / 14,288,012.91-19,717,999.90-8,008,654.10

Finding the Fourth Proportional to 14,288,012.91, 19,717,999.90 and 8,008,654.10

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Solution

The fourth proportional to 14,288,012.91, 19,717,999.90 and 8,008,654.10 is: 11,052,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,288,012.91 : 19,717,999.90 = 8,008,654.10 : x
  2. Step 2: Convert to fraction form
    14,288,012.91/19,717,999.90 = 8,008,654.10/x
  3. Step 3: Cross multiply
    14,288,012.91x = 19,717,999.90 × 8,008,654.10
  4. Step 4: Simplify right side
    14,288,012.91x = 157,914,640,624,322.97
  5. Step 5: Solve for x
    x = 157,914,640,624,322.97/14,288,012.91
  6. Step 6: Final answer
    x = 11,052,246.50

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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.