Home / 29,238,618.60-43,810,688.70-18,436,588.20

Finding the Fourth Proportional to 29,238,618.60, 43,810,688.70 and 18,436,588.20

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Solution

The fourth proportional to 29,238,618.60, 43,810,688.70 and 18,436,588.20 is: 27,625,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238,618.60 : 43,810,688.70 = 18,436,588.20 : x
  2. Step 2: Convert to fraction form
    29,238,618.60/43,810,688.70 = 18,436,588.20/x
  3. Step 3: Cross multiply
    29,238,618.60x = 43,810,688.70 × 18,436,588.20
  4. Step 4: Simplify right side
    29,238,618.60x = 807,719,626,320,293.38
  5. Step 5: Solve for x
    x = 807,719,626,320,293.38/29,238,618.60
  6. Step 6: Final answer
    x = 27,625,095.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.