Home / 17,966,992.40-26,942,615.40-7,180,708.40

Finding the Fourth Proportional to 17,966,992.40, 26,942,615.40 and 7,180,708.40

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Solution

The fourth proportional to 17,966,992.40, 26,942,615.40 and 7,180,708.40 is: 10,767,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,992.40 : 26,942,615.40 = 7,180,708.40 : x
  2. Step 2: Convert to fraction form
    17,966,992.40/26,942,615.40 = 7,180,708.40/x
  3. Step 3: Cross multiply
    17,966,992.40x = 26,942,615.40 × 7,180,708.40
  4. Step 4: Simplify right side
    17,966,992.40x = 193,467,064,720,749.34
  5. Step 5: Solve for x
    x = 193,467,064,720,749.34/17,966,992.40
  6. Step 6: Final answer
    x = 10,767,915.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.