Home / 27,399,963.86-37,811,995.71-15,009,787.16

Finding the Fourth Proportional to 27,399,963.86, 37,811,995.71 and 15,009,787.16

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Solution

The fourth proportional to 27,399,963.86, 37,811,995.71 and 15,009,787.16 is: 20,713,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399,963.86 : 37,811,995.71 = 15,009,787.16 : x
  2. Step 2: Convert to fraction form
    27,399,963.86/37,811,995.71 = 15,009,787.16/x
  3. Step 3: Cross multiply
    27,399,963.86x = 37,811,995.71 × 15,009,787.16
  4. Step 4: Simplify right side
    27,399,963.86x = 567,550,007,895,503.88
  5. Step 5: Solve for x
    x = 567,550,007,895,503.88/27,399,963.86
  6. Step 6: Final answer
    x = 20,713,531.26

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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.