Home / 21,397,559.04-29,520,882.72-14,059,342.08

Finding the Fourth Proportional to 21,397,559.04, 29,520,882.72 and 14,059,342.08

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Solution

The fourth proportional to 21,397,559.04, 29,520,882.72 and 14,059,342.08 is: 19,396,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,397,559.04 : 29,520,882.72 = 14,059,342.08 : x
  2. Step 2: Convert to fraction form
    21,397,559.04/29,520,882.72 = 14,059,342.08/x
  3. Step 3: Cross multiply
    21,397,559.04x = 29,520,882.72 × 14,059,342.08
  4. Step 4: Simplify right side
    21,397,559.04x = 415,044,188,664,040.81
  5. Step 5: Solve for x
    x = 415,044,188,664,040.81/21,397,559.04
  6. Step 6: Final answer
    x = 19,396,800.72

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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.