Home / 27,125,061,952.78-37,424,172,571.17-15,839,352,533.26

Finding the Fourth Proportional to 27,125,061,952.78, 37,424,172,571.17 and 15,839,352,533.26

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Solution

The fourth proportional to 27,125,061,952.78, 37,424,172,571.17 and 15,839,352,533.26 is: 21,853,393,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125,061,952.78 : 37,424,172,571.17 = 15,839,352,533.26 : x
  2. Step 2: Convert to fraction form
    27,125,061,952.78/37,424,172,571.17 = 15,839,352,533.26/x
  3. Step 3: Cross multiply
    27,125,061,952.78x = 37,424,172,571.17 × 15,839,352,533.26
  4. Step 4: Simplify right side
    27,125,061,952.78x = 592,774,662,620,320,890,880
  5. Step 5: Solve for x
    x = 592,774,662,620,320,890,880/27,125,061,952.78
  6. Step 6: Final answer
    x = 21,853,393,870.67

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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.