Home / 20,682,025.80-31,023,038.70-5,535,957.30

Finding the Fourth Proportional to 20,682,025.80, 31,023,038.70 and 5,535,957.30

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Solution

The fourth proportional to 20,682,025.80, 31,023,038.70 and 5,535,957.30 is: 8,303,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,682,025.80 : 31,023,038.70 = 5,535,957.30 : x
  2. Step 2: Convert to fraction form
    20,682,025.80/31,023,038.70 = 5,535,957.30/x
  3. Step 3: Cross multiply
    20,682,025.80x = 31,023,038.70 × 5,535,957.30
  4. Step 4: Simplify right side
    20,682,025.80x = 171,742,217,559,447.50
  5. Step 5: Solve for x
    x = 171,742,217,559,447.50/20,682,025.80
  6. Step 6: Final answer
    x = 8,303,935.95

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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.