Home / 23,419,847.38-32,318,695.05-12,966,329.50

Finding the Fourth Proportional to 23,419,847.38, 32,318,695.05 and 12,966,329.50

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Solution

The fourth proportional to 23,419,847.38, 32,318,695.05 and 12,966,329.50 is: 17,893,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419,847.38 : 32,318,695.05 = 12,966,329.50 : x
  2. Step 2: Convert to fraction form
    23,419,847.38/32,318,695.05 = 12,966,329.50/x
  3. Step 3: Cross multiply
    23,419,847.38x = 32,318,695.05 × 12,966,329.50
  4. Step 4: Simplify right side
    23,419,847.38x = 419,054,849,028,319
  5. Step 5: Solve for x
    x = 419,054,849,028,319/23,419,847.38
  6. Step 6: Final answer
    x = 17,893,150.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.