Home / 8,765,734.60-13,148,601.90-4,939,359.40

Finding the Fourth Proportional to 8,765,734.60, 13,148,601.90 and 4,939,359.40

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Solution

The fourth proportional to 8,765,734.60, 13,148,601.90 and 4,939,359.40 is: 7,409,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765,734.60 : 13,148,601.90 = 4,939,359.40 : x
  2. Step 2: Convert to fraction form
    8,765,734.60/13,148,601.90 = 4,939,359.40/x
  3. Step 3: Cross multiply
    8,765,734.60x = 13,148,601.90 × 4,939,359.40
  4. Step 4: Simplify right side
    8,765,734.60x = 64,945,670,391,622.87
  5. Step 5: Solve for x
    x = 64,945,670,391,622.87/8,765,734.60
  6. Step 6: Final answer
    x = 7,409,039.10

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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.