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Finding the Fourth Proportional to 37,978,495.56, 56,967,744.02 and 9,224,437.37

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Solution

The fourth proportional to 37,978,495.56, 56,967,744.02 and 9,224,437.37 is: 13,836,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,978,495.56 : 56,967,744.02 = 9,224,437.37 : x
  2. Step 2: Convert to fraction form
    37,978,495.56/56,967,744.02 = 9,224,437.37/x
  3. Step 3: Cross multiply
    37,978,495.56x = 56,967,744.02 × 9,224,437.37
  4. Step 4: Simplify right side
    37,978,495.56x = 525,495,386,491,721.12
  5. Step 5: Solve for x
    x = 525,495,386,491,721.12/37,978,495.56
  6. Step 6: Final answer
    x = 13,836,656.21

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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.