Home / 7,362,638.08-10,155,245.34-6,380,800.90

Finding the Fourth Proportional to 7,362,638.08, 10,155,245.34 and 6,380,800.90

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Solution

The fourth proportional to 7,362,638.08, 10,155,245.34 and 6,380,800.90 is: 8,801,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362,638.08 : 10,155,245.34 = 6,380,800.90 : x
  2. Step 2: Convert to fraction form
    7,362,638.08/10,155,245.34 = 6,380,800.90/x
  3. Step 3: Cross multiply
    7,362,638.08x = 10,155,245.34 × 6,380,800.90
  4. Step 4: Simplify right side
    7,362,638.08x = 64,798,598,605,192.81
  5. Step 5: Solve for x
    x = 64,798,598,605,192.81/7,362,638.08
  6. Step 6: Final answer
    x = 8,801,002.83

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1.5x scale

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.