Home / 30,408,375.14-41,963,565.21-16,657,828.10

Finding the Fourth Proportional to 30,408,375.14, 41,963,565.21 and 16,657,828.10

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Solution

The fourth proportional to 30,408,375.14, 41,963,565.21 and 16,657,828.10 is: 22,987,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,408,375.14 : 41,963,565.21 = 16,657,828.10 : x
  2. Step 2: Convert to fraction form
    30,408,375.14/41,963,565.21 = 16,657,828.10/x
  3. Step 3: Cross multiply
    30,408,375.14x = 41,963,565.21 × 16,657,828.10
  4. Step 4: Simplify right side
    30,408,375.14x = 699,021,855,731,320.38
  5. Step 5: Solve for x
    x = 699,021,855,731,320.38/30,408,375.14
  6. Step 6: Final answer
    x = 22,987,806.90

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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.