Home / 71,289,289.92-106,916,813.04-32,913,932.88

Finding the Fourth Proportional to 71,289,289.92, 106,916,813.04 and 32,913,932.88

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Solution

The fourth proportional to 71,289,289.92, 106,916,813.04 and 32,913,932.88 is: 49,362,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,289,289.92 : 106,916,813.04 = 32,913,932.88 : x
  2. Step 2: Convert to fraction form
    71,289,289.92/106,916,813.04 = 32,913,932.88/x
  3. Step 3: Cross multiply
    71,289,289.92x = 106,916,813.04 × 32,913,932.88
  4. Step 4: Simplify right side
    71,289,289.92x = 3,519,052,808,142,069
  5. Step 5: Solve for x
    x = 3,519,052,808,142,069/71,289,289.92
  6. Step 6: Final answer
    x = 49,362,994.25

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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.