Home / 8,075,965.55-12,119,335.43-4,189,005.05

Finding the Fourth Proportional to 8,075,965.55, 12,119,335.43 and 4,189,005.05

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Solution

The fourth proportional to 8,075,965.55, 12,119,335.43 and 4,189,005.05 is: 6,286,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,965.55 : 12,119,335.43 = 4,189,005.05 : x
  2. Step 2: Convert to fraction form
    8,075,965.55/12,119,335.43 = 4,189,005.05/x
  3. Step 3: Cross multiply
    8,075,965.55x = 12,119,335.43 × 4,189,005.05
  4. Step 4: Simplify right side
    8,075,965.55x = 50,767,957,318,913.92
  5. Step 5: Solve for x
    x = 50,767,957,318,913.92/8,075,965.55
  6. Step 6: Final answer
    x = 6,286,301.87

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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.