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Finding the Fourth Proportional to 29,935,728, 44,928,829.44 and 11,752,693.12

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Solution

The fourth proportional to 29,935,728, 44,928,829.44 and 11,752,693.12 is: 17,638,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,935,728 : 44,928,829.44 = 11,752,693.12 : x
  2. Step 2: Convert to fraction form
    29,935,728/44,928,829.44 = 11,752,693.12/x
  3. Step 3: Cross multiply
    29,935,728x = 44,928,829.44 × 11,752,693.12
  4. Step 4: Simplify right side
    29,935,728x = 528,034,744,649,141.38
  5. Step 5: Solve for x
    x = 528,034,744,649,141.38/29,935,728
  6. Step 6: Final answer
    x = 17,638,947.84

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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.