Home / 21,017,655.03-29,004,376.38-11,725,225.14

Finding the Fourth Proportional to 21,017,655.03, 29,004,376.38 and 11,725,225.14

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Solution

The fourth proportional to 21,017,655.03, 29,004,376.38 and 11,725,225.14 is: 16,180,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,017,655.03 : 29,004,376.38 = 11,725,225.14 : x
  2. Step 2: Convert to fraction form
    21,017,655.03/29,004,376.38 = 11,725,225.14/x
  3. Step 3: Cross multiply
    21,017,655.03x = 29,004,376.38 × 11,725,225.14
  4. Step 4: Simplify right side
    21,017,655.03x = 340,082,843,100,798.19
  5. Step 5: Solve for x
    x = 340,082,843,100,798.19/21,017,655.03
  6. Step 6: Final answer
    x = 16,180,817.63

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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.