Home / 21,913,588.53-30,250,437.80-13,096,150.47

Finding the Fourth Proportional to 21,913,588.53, 30,250,437.80 and 13,096,150.47

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Solution

The fourth proportional to 21,913,588.53, 30,250,437.80 and 13,096,150.47 is: 18,078,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,913,588.53 : 30,250,437.80 = 13,096,150.47 : x
  2. Step 2: Convert to fraction form
    21,913,588.53/30,250,437.80 = 13,096,150.47/x
  3. Step 3: Cross multiply
    21,913,588.53x = 30,250,437.80 × 13,096,150.47
  4. Step 4: Simplify right side
    21,913,588.53x = 396,164,285,146,695.06
  5. Step 5: Solve for x
    x = 396,164,285,146,695.06/21,913,588.53
  6. Step 6: Final answer
    x = 18,078,476.04

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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.