Home / 15,446,277.72-21,316,010.22-8,571,399.48

Finding the Fourth Proportional to 15,446,277.72, 21,316,010.22 and 8,571,399.48

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Solution

The fourth proportional to 15,446,277.72, 21,316,010.22 and 8,571,399.48 is: 11,828,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446,277.72 : 21,316,010.22 = 8,571,399.48 : x
  2. Step 2: Convert to fraction form
    15,446,277.72/21,316,010.22 = 8,571,399.48/x
  3. Step 3: Cross multiply
    15,446,277.72x = 21,316,010.22 × 8,571,399.48
  4. Step 4: Simplify right side
    15,446,277.72x = 182,708,038,915,382.69
  5. Step 5: Solve for x
    x = 182,708,038,915,382.69/15,446,277.72
  6. Step 6: Final answer
    x = 11,828,612.84

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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.