Home / 19,488,549.40-29,207,940.90-14,978,469.40

Finding the Fourth Proportional to 19,488,549.40, 29,207,940.90 and 14,978,469.40

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Solution

The fourth proportional to 19,488,549.40, 29,207,940.90 and 14,978,469.40 is: 22,448,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,549.40 : 29,207,940.90 = 14,978,469.40 : x
  2. Step 2: Convert to fraction form
    19,488,549.40/29,207,940.90 = 14,978,469.40/x
  3. Step 3: Cross multiply
    19,488,549.40x = 29,207,940.90 × 14,978,469.40
  4. Step 4: Simplify right side
    19,488,549.40x = 437,490,249,007,658.44
  5. Step 5: Solve for x
    x = 437,490,249,007,658.44/19,488,549.40
  6. Step 6: Final answer
    x = 22,448,579.42

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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.