Home / 22,045,812.88-32,997,967.36-11,785,021.20

Finding the Fourth Proportional to 22,045,812.88, 32,997,967.36 and 11,785,021.20

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Solution

The fourth proportional to 22,045,812.88, 32,997,967.36 and 11,785,021.20 is: 17,639,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045,812.88 : 32,997,967.36 = 11,785,021.20 : x
  2. Step 2: Convert to fraction form
    22,045,812.88/32,997,967.36 = 11,785,021.20/x
  3. Step 3: Cross multiply
    22,045,812.88x = 32,997,967.36 × 11,785,021.20
  4. Step 4: Simplify right side
    22,045,812.88x = 388,881,744,894,508
  5. Step 5: Solve for x
    x = 388,881,744,894,508/22,045,812.88
  6. Step 6: Final answer
    x = 17,639,709.95

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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.