Home / 30,575,592.91-42,193,044.75-16,637,002.75

Finding the Fourth Proportional to 30,575,592.91, 42,193,044.75 and 16,637,002.75

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Solution

The fourth proportional to 30,575,592.91, 42,193,044.75 and 16,637,002.75 is: 22,958,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575,592.91 : 42,193,044.75 = 16,637,002.75 : x
  2. Step 2: Convert to fraction form
    30,575,592.91/42,193,044.75 = 16,637,002.75/x
  3. Step 3: Cross multiply
    30,575,592.91x = 42,193,044.75 × 16,637,002.75
  4. Step 4: Simplify right side
    30,575,592.91x = 701,965,801,536,623
  5. Step 5: Solve for x
    x = 701,965,801,536,623/30,575,592.91
  6. Step 6: Final answer
    x = 22,958,370.87

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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.