Home / 7,114,740.73-9,818,340.13-3,851,553.04

Finding the Fourth Proportional to 7,114,740.73, 9,818,340.13 and 3,851,553.04

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Solution

The fourth proportional to 7,114,740.73, 9,818,340.13 and 3,851,553.04 is: 5,315,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,740.73 : 9,818,340.13 = 3,851,553.04 : x
  2. Step 2: Convert to fraction form
    7,114,740.73/9,818,340.13 = 3,851,553.04/x
  3. Step 3: Cross multiply
    7,114,740.73x = 9,818,340.13 × 3,851,553.04
  4. Step 4: Simplify right side
    7,114,740.73x = 37,815,857,775,455.50
  5. Step 5: Solve for x
    x = 37,815,857,775,455.50/7,114,740.73
  6. Step 6: Final answer
    x = 5,315,142.07

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1.5x scale

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.