Home / 7,915,519.52-10,923,420.72-4,477,687.52

Finding the Fourth Proportional to 7,915,519.52, 10,923,420.72 and 4,477,687.52

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Solution

The fourth proportional to 7,915,519.52, 10,923,420.72 and 4,477,687.52 is: 6,179,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,519.52 : 10,923,420.72 = 4,477,687.52 : x
  2. Step 2: Convert to fraction form
    7,915,519.52/10,923,420.72 = 4,477,687.52/x
  3. Step 3: Cross multiply
    7,915,519.52x = 10,923,420.72 × 4,477,687.52
  4. Step 4: Simplify right side
    7,915,519.52x = 48,911,664,633,653.41
  5. Step 5: Solve for x
    x = 48,911,664,633,653.41/7,915,519.52
  6. Step 6: Final answer
    x = 6,179,210.92

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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.