Home / 15,550,427.43-21,463,858.15-9,026,158.81

Finding the Fourth Proportional to 15,550,427.43, 21,463,858.15 and 9,026,158.81

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Solution

The fourth proportional to 15,550,427.43, 21,463,858.15 and 9,026,158.81 is: 12,458,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,427.43 : 21,463,858.15 = 9,026,158.81 : x
  2. Step 2: Convert to fraction form
    15,550,427.43/21,463,858.15 = 9,026,158.81/x
  3. Step 3: Cross multiply
    15,550,427.43x = 21,463,858.15 × 9,026,158.81
  4. Step 4: Simplify right side
    15,550,427.43x = 193,736,192,238,422.34
  5. Step 5: Solve for x
    x = 193,736,192,238,422.34/15,550,427.43
  6. Step 6: Final answer
    x = 12,458,576.66

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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.