Home / 13,801,439.16-19,046,064.12-8,003,663.28

Finding the Fourth Proportional to 13,801,439.16, 19,046,064.12 and 8,003,663.28

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Solution

The fourth proportional to 13,801,439.16, 19,046,064.12 and 8,003,663.28 is: 11,045,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,439.16 : 19,046,064.12 = 8,003,663.28 : x
  2. Step 2: Convert to fraction form
    13,801,439.16/19,046,064.12 = 8,003,663.28/x
  3. Step 3: Cross multiply
    13,801,439.16x = 19,046,064.12 × 8,003,663.28
  4. Step 4: Simplify right side
    13,801,439.16x = 152,438,284,025,769.53
  5. Step 5: Solve for x
    x = 152,438,284,025,769.53/13,801,439.16
  6. Step 6: Final answer
    x = 11,045,100.61

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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.