Home / 5,678,561.60-8,524,063.20-3,159,137.60

Finding the Fourth Proportional to 5,678,561.60, 8,524,063.20 and 3,159,137.60

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Solution

The fourth proportional to 5,678,561.60, 8,524,063.20 and 3,159,137.60 is: 4,742,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,561.60 : 8,524,063.20 = 3,159,137.60 : x
  2. Step 2: Convert to fraction form
    5,678,561.60/8,524,063.20 = 3,159,137.60/x
  3. Step 3: Cross multiply
    5,678,561.60x = 8,524,063.20 × 3,159,137.60
  4. Step 4: Simplify right side
    5,678,561.60x = 26,928,688,559,896.32
  5. Step 5: Solve for x
    x = 26,928,688,559,896.32/5,678,561.60
  6. Step 6: Final answer
    x = 4,742,167.20

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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.