Home / 9,045,746.43-12,483,251.78-4,915,859.55

Finding the Fourth Proportional to 9,045,746.43, 12,483,251.78 and 4,915,859.55

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Solution

The fourth proportional to 9,045,746.43, 12,483,251.78 and 4,915,859.55 is: 6,783,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045,746.43 : 12,483,251.78 = 4,915,859.55 : x
  2. Step 2: Convert to fraction form
    9,045,746.43/12,483,251.78 = 4,915,859.55/x
  3. Step 3: Cross multiply
    9,045,746.43x = 12,483,251.78 × 4,915,859.55
  4. Step 4: Simplify right side
    9,045,746.43x = 61,365,912,453,188.20
  5. Step 5: Solve for x
    x = 61,365,912,453,188.20/9,045,746.43
  6. Step 6: Final answer
    x = 6,783,952.32

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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.