Home / 21,117,614.24-29,142,307.90-11,459,822.24

Finding the Fourth Proportional to 21,117,614.24, 29,142,307.90 and 11,459,822.24

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Solution

The fourth proportional to 21,117,614.24, 29,142,307.90 and 11,459,822.24 is: 15,814,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,117,614.24 : 29,142,307.90 = 11,459,822.24 : x
  2. Step 2: Convert to fraction form
    21,117,614.24/29,142,307.90 = 11,459,822.24/x
  3. Step 3: Cross multiply
    21,117,614.24x = 29,142,307.90 × 11,459,822.24
  4. Step 4: Simplify right side
    21,117,614.24x = 333,965,668,197,347.69
  5. Step 5: Solve for x
    x = 333,965,668,197,347.69/21,117,614.24
  6. Step 6: Final answer
    x = 15,814,554.83

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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.