Home / 19,561,929.80-29,342,894.70-16,396,903.40

Finding the Fourth Proportional to 19,561,929.80, 29,342,894.70 and 16,396,903.40

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Solution

The fourth proportional to 19,561,929.80, 29,342,894.70 and 16,396,903.40 is: 24,595,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561,929.80 : 29,342,894.70 = 16,396,903.40 : x
  2. Step 2: Convert to fraction form
    19,561,929.80/29,342,894.70 = 16,396,903.40/x
  3. Step 3: Cross multiply
    19,561,929.80x = 29,342,894.70 × 16,396,903.40
  4. Step 4: Simplify right side
    19,561,929.80x = 481,132,609,872,272
  5. Step 5: Solve for x
    x = 481,132,609,872,272/19,561,929.80
  6. Step 6: Final answer
    x = 24,595,355.10

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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.