Home / 14,342,949.72-21,518,626.68-4,627,365.84

Finding the Fourth Proportional to 14,342,949.72, 21,518,626.68 and 4,627,365.84

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Solution

The fourth proportional to 14,342,949.72, 21,518,626.68 and 4,627,365.84 is: 6,942,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,949.72 : 21,518,626.68 = 4,627,365.84 : x
  2. Step 2: Convert to fraction form
    14,342,949.72/21,518,626.68 = 4,627,365.84/x
  3. Step 3: Cross multiply
    14,342,949.72x = 21,518,626.68 × 4,627,365.84
  4. Step 4: Simplify right side
    14,342,949.72x = 99,574,558,022,744.61
  5. Step 5: Solve for x
    x = 99,574,558,022,744.61/14,342,949.72
  6. Step 6: Final answer
    x = 6,942,404.45

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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.