Home / 13,701,592.98-18,908,213-7,422,134.94

Finding the Fourth Proportional to 13,701,592.98, 18,908,213 and 7,422,134.94

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Solution

The fourth proportional to 13,701,592.98, 18,908,213 and 7,422,134.94 is: 10,242,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,592.98 : 18,908,213 = 7,422,134.94 : x
  2. Step 2: Convert to fraction form
    13,701,592.98/18,908,213 = 7,422,134.94/x
  3. Step 3: Cross multiply
    13,701,592.98x = 18,908,213 × 7,422,134.94
  4. Step 4: Simplify right side
    13,701,592.98x = 140,339,308,360,262.23
  5. Step 5: Solve for x
    x = 140,339,308,360,262.23/13,701,592.98
  6. Step 6: Final answer
    x = 10,242,554.17

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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.