Home / 19,384,070.80-29,044,613.40-16,171,805.20

Finding the Fourth Proportional to 19,384,070.80, 29,044,613.40 and 16,171,805.20

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Solution

The fourth proportional to 19,384,070.80, 29,044,613.40 and 16,171,805.20 is: 24,231,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,070.80 : 29,044,613.40 = 16,171,805.20 : x
  2. Step 2: Convert to fraction form
    19,384,070.80/29,044,613.40 = 16,171,805.20/x
  3. Step 3: Cross multiply
    19,384,070.80x = 29,044,613.40 × 16,171,805.20
  4. Step 4: Simplify right side
    19,384,070.80x = 469,703,830,014,109.62
  5. Step 5: Solve for x
    x = 469,703,830,014,109.62/19,384,070.80
  6. Step 6: Final answer
    x = 24,231,433.89

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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.