Home / 5,424,856.32-8,139,928.32-2,230,942.08

Finding the Fourth Proportional to 5,424,856.32, 8,139,928.32 and 2,230,942.08

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Solution

The fourth proportional to 5,424,856.32, 8,139,928.32 and 2,230,942.08 is: 3,347,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,856.32 : 8,139,928.32 = 2,230,942.08 : x
  2. Step 2: Convert to fraction form
    5,424,856.32/8,139,928.32 = 2,230,942.08/x
  3. Step 3: Cross multiply
    5,424,856.32x = 8,139,928.32 × 2,230,942.08
  4. Step 4: Simplify right side
    5,424,856.32x = 18,159,708,617,271.71
  5. Step 5: Solve for x
    x = 18,159,708,617,271.71/5,424,856.32
  6. Step 6: Final answer
    x = 3,347,500.38

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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.