Home / 19,675,439.76-27,152,143.10-10,974,173.22

Finding the Fourth Proportional to 19,675,439.76, 27,152,143.10 and 10,974,173.22

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Solution

The fourth proportional to 19,675,439.76, 27,152,143.10 and 10,974,173.22 is: 15,144,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675,439.76 : 27,152,143.10 = 10,974,173.22 : x
  2. Step 2: Convert to fraction form
    19,675,439.76/27,152,143.10 = 10,974,173.22/x
  3. Step 3: Cross multiply
    19,675,439.76x = 27,152,143.10 × 10,974,173.22
  4. Step 4: Simplify right side
    19,675,439.76x = 297,972,321,673,627.81
  5. Step 5: Solve for x
    x = 297,972,321,673,627.81/19,675,439.76
  6. Step 6: Final answer
    x = 15,144,379.25

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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.